Mitsubishi Pencil Company, Limited

Japon

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Type PI
        Brevet 552
        Marque 182
Juridiction
        International 367
        États-Unis 247
        Europe 77
        Canada 43
Date
Nouveautés (dernières 4 semaines) 4
2025 février (MACJ) 4
2025 janvier 4
2024 décembre 10
2024 novembre 6
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Classe IPC
B43K 8/02 - Stylographes à pointes à écrire autres que des plumes ou des billes à pointe à écrire comportant des fibres, du feutre ou un matériau similaire poreux ou de structure capillaire 71
C09D 11/17 - Encres pour écrire caractérisées par des agents colorants 59
A45D 34/04 - Récipients ou accessoires spécialement conçus pour l'emploi de produits de toilette ou cosmétiques liquides, p. ex. de parfums spécialement conçus pour étendre un liquide, p. ex. à l'aide d'un rouleau ou d'une bille 48
B43K 7/00 - Stylographes à bille 46
C09D 11/18 - Encres pour écrire pour l'utilisation dans les stylos à bille 46
Voir plus
Classe NICE
16 - Papier, carton et produits en ces matières 179
02 - Couleurs, vernis, laques 4
24 - Tissus et produits textiles 4
28 - Jeux, jouets, articles de sport 4
09 - Appareils et instruments scientifiques et électriques 1
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Statut
En Instance 58
Enregistré / En vigueur 676
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1.

WRITING INSTRUMENT

      
Numéro d'application 18724727
Statut En instance
Date de dépôt 2023-01-13
Date de la première publication 2025-02-27
Propriétaire MITSUBISHI PENCIL COMPANY, LIMITED (Japon)
Inventeur(s)
  • Yamada, Masaya
  • Shinohara, Akari

Abrégé

A writing instrument includes a shaft barrel and a grip provided at part of the shaft barrel. The grip has a cylindrically shaped inside shaft part and a cylindrically shaped outside shaft part arranged at the outside of the inside shaft part, thinner than the inside shaft part, and made of a nonviscoelastic plastic. A space part is provided between the inside shaft part and the outside shaft part.

Classes IPC  ?

  • B43K 23/008 - Supports comportant des moyens de maintien des doigts
  • B43K 7/00 - Stylographes à bille
  • B43K 7/12 - Stylographes à bille à pointes à bille rétractables
  • B43K 24/08 - Mécanismes de sélection de sortie, de blocage ou de retrait des pointes à écrire pour verrouiller une seule pointe à écrire dans les positions tout à fait sortie ou tout à fait rentrée uniquement actionnés par des boutons-poussoirs
  • B43K 25/02 - Agrafes

2.

UNFIRED PENCIL LEAD

      
Numéro d'application JP2024028969
Numéro de publication 2025/041687
Statut Délivré - en vigueur
Date de dépôt 2024-08-14
Date de publication 2025-02-27
Propriétaire MITSUBISHI PENCIL COMPANY, LIMITED (Japon)
Inventeur(s) Murata Tatsuya

Abrégé

Provided is an unfired pencil lead capable of achieving a high level of compatibility between line drawing performance that makes lines highly visible and easy-to-read even on tablets, and pencil writing and line drawing characteristics. This unfired pencil lead contains at least an extender, a pigment, and a water-soluble resin, and is characterized in that the proportion in which the intensity ratio (G/D) of the G band (near 1580 cm -1) to the D band (near 1350 cm-1) in the Raman spectrum of a drawn line is 2.0 or more is 5-20%, and the proportion in which the intensity ratio (G/D) of the drawn line is 0.5-1.5 is 20% or more.

Classes IPC  ?

  • C09D 13/00 - Mines de crayonCompositions de pastelsCompositions de craies
  • B43K 19/02 - Crayons à mine de graphiteCrayons de couleur

3.

AQUEOUS LIQUID COSMETIC MATERIAL

      
Numéro d'application 18722637
Statut En instance
Date de dépôt 2022-12-23
Date de la première publication 2025-02-13
Propriétaire MITSUBISHI PENCIL COMPANY, LIMITED (Japon)
Inventeur(s)
  • Shinohara, Ryuichi
  • Yamazaki, Yuichi

Abrégé

An aqueous liquid cosmetic material suitable for makeup cosmetic materials for eyeshadows, eyeliners, eyebrow makeup, mascaras, and the like that, even when containing a larger amount of a flaky pigment such as a glittering pigment than the known ones and made into a low-viscosity aqueous blending composition, can still greatly improve the intensity of lines drawn using the cosmetic material without causing aggregation or settling of the flaky pigment while also achieving an improved adhering property. The aqueous liquid cosmetic material is a cosmetic material accommodated in a pen-type applicator A having a brush 23 at an application portion, the aqueous liquid cosmetic material containing at least a flaky pigment A, 1 to 9 mass % of a flaky pigment B that is surface-treated with at least one type of crystalline cellulose, a dextrin, a thickening polysaccharide, emulsion particles containing 4 to 10 mass % of an acrylate copolymer in terms of solid content, and water.

Classes IPC  ?

  • A61K 8/02 - Cosmétiques ou préparations similaires pour la toilette caractérisés par une forme physique particulière
  • A61Q 1/10 - Préparations contenant des colorants cutanés, p. ex. pigments pour les yeux, p. ex. eye-liner, mascara

4.

WRITING INSTRUMENT

      
Numéro d'application 18718309
Statut En instance
Date de dépôt 2022-12-14
Date de la première publication 2025-02-06
Propriétaire MITSUBISHI PENCIL COMPANY, LIMITED (Japon)
Inventeur(s)
  • Kamitani, Toshimi
  • Mochizuki, Chihiro
  • Sagawa, Wataru

Abrégé

Provided is a writing instrument in which condensation does not occur in a cap even though the writing instrument is equipped with the cap and which has high writing instrument quality and commercial value. The writing instrument includes at least a barrel in which an aqueous ink is contained; a pen tip provided on a tip side of the barrel and capable of discharging the aqueous ink; and a cap that is removably attached on a pen tip side of the barrel, wherein the aqueous ink has a vapor pressure of 10.3 to 12.3 kPa at 50° C.

Classes IPC  ?

  • B43K 23/12 - Moyens de protection, p. ex. capuchons pour les stylographes

5.

WRITING INSTRUMENT AND INK STORAGE MEMBER

      
Numéro d'application JP2024024052
Numéro de publication 2025/009552
Statut Délivré - en vigueur
Date de dépôt 2024-07-03
Date de publication 2025-01-09
Propriétaire MITSUBISHI PENCIL COMPANY, LIMITED (Japon)
Inventeur(s)
  • Tsukada, Kaito
  • Kamitani, Toshimi

Abrégé

In the present invention, a writing instrument 1 includes a shaft cylinder 2, an ink storage body 6 disposed inside the shaft cylinder 2 and impregnated with ink, an ink replenishment part 10 that is disposed behind the ink storage body 6 and that has a ventilation hole 12 and an ink discharge hole 13, and an ink storage member 20 that can be attached to a rear end part of the shaft cylinder 2 and can store ink. When the ink storage member 20 is attached to a rear end part of the shaft cylinder 2, the ink in the ink storage member 20 can be supplied to the ink storage body 6 through the ink discharge hole 13 of the ink replenishment part 10.

Classes IPC  ?

  • B43K 8/03 - Réservoirs d'encreCartouches d'encre
  • B43K 3/00 - Porte-plumes
  • B43K 8/02 - Stylographes à pointes à écrire autres que des plumes ou des billes à pointe à écrire comportant des fibres, du feutre ou un matériau similaire poreux ou de structure capillaire

6.

CARBON NANOTUBE SLURRY AND SLURRY FOR ELECTRODE

      
Numéro d'application JP2024024257
Numéro de publication 2025/009594
Statut Délivré - en vigueur
Date de dépôt 2024-07-04
Date de publication 2025-01-09
Propriétaire MITSUBISHI PENCIL COMPANY, LIMITED (Japon)
Inventeur(s)
  • Nakata Yusuke
  • Kadohashi Kouta
  • Tago Keiichiro
  • Takimoto Eriko

Abrégé

Provided are a carbon nanotube dispersion liquid which can be easily produced, and a carbon nanotube dispersion liquid which is suitable for manufacturing an electrode for a high-performance lithium-ion secondary battery or the like. More specifically, provided is a carbon nanotube slurry containing at least carbon nanotubes, a dispersant, and an aqueous solvent. The carbon nanotubes have a BET specific surface area of 70 m2/g to 180 m2/g, and the peak intensity ratio G/D in Raman spectroscopy is 1.0 to 2.5. The peak intensity ratio G/D represents a ratio where G is the maximum intensity of a G-band scattered light peak in the range of 1570 to 1620 cm-1, and D is the maximum intensity of a D-band scattered light peak in the range of 1320 to 1370 cm-1 in the Raman spectrum.

Classes IPC  ?

  • C01B 32/174 - DérivatisationSolubilisation dans les solvantsDispersion dans les solvants
  • H01B 1/24 - Matériau conducteur dispersé dans un matériau organique non conducteur le matériau conducteur comportant des compositions à base de carbone-silicium, du carbone ou du silicium
  • H01M 4/139 - Procédés de fabrication
  • H01M 4/62 - Emploi de substances spécifiées inactives comme ingrédients pour les masses actives, p. ex. liants, charges

7.

CARBON NANOTUBE SLURRY AND SLURRY FOR ELECTRODE

      
Numéro d'application JP2024024260
Numéro de publication 2025/009595
Statut Délivré - en vigueur
Date de dépôt 2024-07-04
Date de publication 2025-01-09
Propriétaire MITSUBISHI PENCIL COMPANY, LIMITED (Japon)
Inventeur(s)
  • Nakata Yusuke
  • Kadohashi Kouta
  • Tago Keiichiro
  • Takimoto Eriko

Abrégé

Provided is a carbon nanotube dispersion liquid suitable for manufacturing an electrode for a high-performance lithium-ion secondary battery or the like. More specifically, provided is a carbon nanotube slurry containing at least carbon nanotubes, a dispersant, and a non-aqueous solvent. The carbon nanotubes have a BET specific surface area of 70 m2/g to 180 m2/g, and the peak intensity ratio G/D of the slurry, in Raman spectroscopy is 1.0 – 2.5. (In the Raman spectrum, the peak intensity ratio G/D represents a ratio where G is the maximum intensity of a G-band scattered light peak in the range of 1570 cm-1to 1620 cm-1, and D is the maximum intensity of a D-band scattered light peak in the range of 1320 cm-1to 1370 cm-1).

Classes IPC  ?

  • C01B 32/174 - DérivatisationSolubilisation dans les solvantsDispersion dans les solvants
  • H01B 1/24 - Matériau conducteur dispersé dans un matériau organique non conducteur le matériau conducteur comportant des compositions à base de carbone-silicium, du carbone ou du silicium
  • H01M 4/139 - Procédés de fabrication
  • H01M 4/62 - Emploi de substances spécifiées inactives comme ingrédients pour les masses actives, p. ex. liants, charges

8.

ROTARY DISPENSING CONTAINER

      
Numéro d'application JP2024023484
Numéro de publication 2025/005234
Statut Délivré - en vigueur
Date de dépôt 2024-06-28
Date de publication 2025-01-02
Propriétaire MITSUBISHI PENCIL COMPANY, LIMITED (Japon)
Inventeur(s) Uemura Tomotaka

Abrégé

Provided is a rotary dispending container capable of preventing breakage of a solid core accommodated in a shaft cylinder due to an impact applied to the shaft cylinder. The rotary dispensing container is configured so as to comprise: a screw rod 9 that advances or retracts in a shaft cylinder 3 through the relative rotation of a front shaft 1 and a rear shaft 2; and a solid core 5 that moves in the axial direction in the front shaft depending on an advancing or retracting operation of the screw rod. The solid core is accommodated in a cylindrical holder 6, and a tip part of the holder is provided with a holder guide 7 having a plurality of projections 7b extending forward in the axial direction. Selection is made between a usable state in which the solid core is projected from the front shaft as the screw rod is advanced, and an accommodation state in which the solid core is retracted together with the holder and accommodated in the front shaft as the screw rod is retracted. In the accommodation state, a tip part of the solid core projecting from the holder is supported by the plurality of projections provided to the holder guide.

Classes IPC  ?

  • A45D 40/04 - Emboîtages où le mouvement du bâton de rouge ou d'un solide similaire est un mouvement de glissement obtenu par une vis
  • B65D 83/00 - Réceptacles ou paquets comportant des moyens particuliers pour distribuer leur contenu

9.

pin brush

      
Numéro d'application 019124702
Statut En instance
Date de dépôt 2024-12-26
Propriétaire MITSUBISHI PENCIL COMPANY, LIMITED (Japon)
Classes de Nice  ? 16 - Papier, carton et produits en ces matières

Produits et services

stationery.

10.

pin fineliner

      
Numéro d'application 019124732
Statut En instance
Date de dépôt 2024-12-26
Propriétaire MITSUBISHI PENCIL COMPANY, LIMITED (Japon)
Classes de Nice  ? 16 - Papier, carton et produits en ces matières

Produits et services

stationery.

11.

pin chisel

      
Numéro d'application 019124758
Statut En instance
Date de dépôt 2024-12-26
Propriétaire MITSUBISHI PENCIL COMPANY, LIMITED (Japon)
Classes de Nice  ? 16 - Papier, carton et produits en ces matières

Produits et services

stationery.

12.

SHAFT BODY OF PENCIL OR COSMETIC

      
Numéro d'application 18699664
Statut En instance
Date de dépôt 2022-10-07
Date de la première publication 2024-12-26
Propriétaire MITSUBISHI PENCIL COMPANY, LIMITED (Japon)
Inventeur(s)
  • Kubo, Ryota
  • Banzai, Satoru

Abrégé

Provided is a shaft body for a pencil lead (including a color pencil lead) or a shaft body for a cosmetic such as a rod-shaped cosmetic including an eye liner, an eyebrow pencil, or an eye shadow, which has the same ease of shaving as a conventional wood shaft and has a low impact on the environment. The shaft body for a pencil or a cosmetic according to the present disclosure is a shaft body for a pencil or a cosmetic constituted by coating a pencil lead or a rod-shaped cosmetic with a shaft body material composition, and the shaft body material composition contains at least a naturally-derived constitutional material and a naturally-derived binder.

Classes IPC  ?

  • B43K 19/02 - Crayons à mine de graphiteCrayons de couleur
  • A45D 40/20 - Fards en forme de crayonSupports simples pour manier des fards en forme de bâton ou du savon à barbe pendant usage
  • A61K 8/02 - Cosmétiques ou préparations similaires pour la toilette caractérisés par une forme physique particulière
  • A61Q 1/02 - Préparations contenant des colorants cutanés, p. ex. pigments

13.

INFORMATION PROCESSING SYSTEM, WRITING INSTRUMENT, AND ELECTRONIC DEVICE

      
Numéro d'application 18743456
Statut En instance
Date de dépôt 2024-06-14
Date de la première publication 2024-12-26
Propriétaire
  • MITSUBISHI PENCIL COMPANY, LIMITED (Japon)
  • Stolia Co., Ltd (Japon)
Inventeur(s)
  • Fukuda, Takamasa
  • Sakagami, Masashi
  • Tatani, Keiji

Abrégé

Object Object To provide an information processing system and the like which enables a user to start communication between a writing instrument and an electronic device with a simple operation. Object To provide an information processing system and the like which enables a user to start communication between a writing instrument and an electronic device with a simple operation. Solution Object To provide an information processing system and the like which enables a user to start communication between a writing instrument and an electronic device with a simple operation. Solution An information processing system includes a writing instrument having a communication function and an electronic device that communicates with the writing instrument. The writing instrument includes a sensor that detects a motion, a determination unit that determines whether the motion detected by the sensor is a predetermined motion, and a transmission unit that transmits a predetermined signal to the electronic device. The transmission unit transmits, to the electronic device, the predetermined signal for causing the electronic device to execute a first operation without an operation by a user, when determining that the motion detected by the sensor is the predetermined motion.

Classes IPC  ?

  • G06F 3/0346 - Dispositifs de pointage déplacés ou positionnés par l'utilisateurLeurs accessoires avec détection de l’orientation ou du mouvement libre du dispositif dans un espace en trois dimensions [3D], p. ex. souris 3D, dispositifs de pointage à six degrés de liberté [6-DOF] utilisant des capteurs gyroscopiques, accéléromètres ou d’inclinaison
  • B43K 7/00 - Stylographes à bille
  • B43K 23/12 - Moyens de protection, p. ex. capuchons pour les stylographes
  • B43K 29/08 - Combinaisons d'instruments pour écrire avec d'autres objets avec des dispositifs de mesure, de calcul ou des dispositifs indicateurs
  • G06F 3/038 - Dispositions de commande et d'interface à cet effet, p. ex. circuits d'attaque ou circuits de contrôle incorporés dans le dispositif

14.

BALLPOINT PEN REFILL AND BALLPOINT PEN

      
Numéro d'application 18704305
Statut En instance
Date de dépôt 2022-10-19
Date de la première publication 2024-12-19
Propriétaire MITSUBISHI PENCIL COMPANY, LIMITED (Japon)
Inventeur(s) Homma, Yuichiro

Abrégé

Provided is a ballpoint pen refill including: an ink storage tube made of a synthetic resin and storing an ink thereinside; a ball holder made of a synthetic resin and attached to a distal end of the ink storage tube; a ball pressing rod mounted inside the ball holder; and a writing ball stored in a distal end of the ball holder and having a rear end side held by the ball pressing rod, in which the ball pressing rod includes: a fixing portion fixed to the ball holder; a movable portion slidable in a front-rear direction with respect to the ball holder; a compression portion connecting the fixing portion and the movable portion; and a rearward movement restricting portion protruding from a distal end of the fixing portion and provided with a gap from a rear end of the compression portion.

Classes IPC  ?

  • B43K 7/04 - Dispositifs pour remplir les réservoirs, p. ex. dispositifs situés aux extrémités des pointes à bille
  • B43K 7/00 - Stylographes à bille

15.

AQUEOUS LIQUID COSMETIC

      
Numéro d'application 18717176
Statut En instance
Date de dépôt 2022-12-08
Date de la première publication 2024-12-12
Propriétaire MITSUBISHI PENCIL COMPANY, LIMITED (Japon)
Inventeur(s) Inoue, Kensuke

Abrégé

Provided is an aqueous liquid cosmetic that contains a pigment such as carbon black as a colorant, is capable of achieving, both in a highly balanced manner, cleansing property and fixing property of drawn lines even if the cosmetic does not contain a surfactant, and is suitable for makeup cosmetics such as eye shadow, eyeliner, eyebrow pencil, and mascara. The aqueous liquid cosmetic is contained in an application coating tool that feeds liquid from an application liquid retaining part to an application part, by means of capillary force, and is characterized by containing at least: a pigment containing carbon as the main component; a water-soluble acrylate copolymer selected from Group A; core-shell emulsion particles containing an acrylate copolymer; and an aqueous solvent. Provided is an aqueous liquid cosmetic that contains a pigment such as carbon black as a colorant, is capable of achieving, both in a highly balanced manner, cleansing property and fixing property of drawn lines even if the cosmetic does not contain a surfactant, and is suitable for makeup cosmetics such as eye shadow, eyeliner, eyebrow pencil, and mascara. The aqueous liquid cosmetic is contained in an application coating tool that feeds liquid from an application liquid retaining part to an application part, by means of capillary force, and is characterized by containing at least: a pigment containing carbon as the main component; a water-soluble acrylate copolymer selected from Group A; core-shell emulsion particles containing an acrylate copolymer; and an aqueous solvent. Group A: (styrene/acrylate)copolymers and acrylate copolymer ammonium

Classes IPC  ?

  • A61K 8/04 - DispersionsÉmulsions
  • A61Q 1/10 - Préparations contenant des colorants cutanés, p. ex. pigments pour les yeux, p. ex. eye-liner, mascara

16.

COSMETIC IMPLEMENT

      
Numéro d'application JP2024019688
Numéro de publication 2024/253001
Statut Délivré - en vigueur
Date de dépôt 2024-05-29
Date de publication 2024-12-12
Propriétaire MITSUBISHI PENCIL COMPANY, LIMITED (Japon)
Inventeur(s)
  • Nakamura Yusuke
  • Ohta Hayato

Abrégé

The present invention provides a cosmetic implement that is provided with a brush head which makes it possible to draw very fine lines corresponding to lower eyelashes, for example, and in which the degree of change in line width with respect to the application load (pressing amount) applied to the brush head is small. Provided is a cosmetic implement that comprises a brush head 21 in which resin fibers are bundled at one end of a shaft cylinder 1, and which is configured such that a liquid cosmetic stored inside the shaft cylinder can be supplied to the brush head, wherein: the brush head has an application part for the liquid cosmetic formed at the tip end side thereof by a fiber bundle, and has a flange part 21 for holding the fibers formed at the base end side thereof; the volume of the entire brush head is 10-40 mm3; the density of the brush head excluding the flange part, which is expressed as [weight W mg of brush head excluding flange part / volume V mm3 of brush head excluding flange part] is 0.03-0.10; and the volume of the flange part is set to be 10-25% of the volume V of the brush head excluding the flange part.

Classes IPC  ?

  • A45D 34/04 - Récipients ou accessoires spécialement conçus pour l'emploi de produits de toilette ou cosmétiques liquides, p. ex. de parfums spécialement conçus pour étendre un liquide, p. ex. à l'aide d'un rouleau ou d'une bille

17.

AQUEOUS LIQUID COSMETIC

      
Numéro d'application JP2024020386
Numéro de publication 2024/253094
Statut Délivré - en vigueur
Date de dépôt 2024-06-04
Date de publication 2024-12-12
Propriétaire MITSUBISHI PENCIL COMPANY, LIMITED (Japon)
Inventeur(s) Inoue Kensuke

Abrégé

The purpose of the present invention is to provide an aqueous liquid cosmetic that is suitable for makeup cosmetics such as eye liners, eye shadows, and eyebrow pencils for drawing lines on eyebrows, is less likely to undergo aggregation and sedimentation of coloring materials, and has high color development properties. An aqueous liquid cosmetic according to the present disclosure comprises at least a plant-derived pigment, a coating formation agent, a dispersant, and water, and is characterized in that the contained amount of the plant-derived pigment is 1-30 mass% with respect to the total amount of the aqueous liquid cosmetic, and the intensity ratio G/D of the G band (1582 cm-1) to the D band (1350 cm-1) in the Raman spectrum of the plant-derived pigment is 0.5-10. A liquid cosmetic applicator 10 according to the present disclosure is characterized by having installed therein the aqueous liquid cosmetic that has the abovementioned feature.

Classes IPC  ?

  • A61K 8/19 - Cosmétiques ou préparations similaires pour la toilette caractérisés par la composition contenant des composés inorganiques
  • A61K 8/02 - Cosmétiques ou préparations similaires pour la toilette caractérisés par une forme physique particulière
  • A61K 8/81 - Cosmétiques ou préparations similaires pour la toilette caractérisés par la composition contenant des composés organiques macromoléculaires obtenus par des réactions faisant intervenir uniquement des liaisons insaturées carbone-carbone
  • A61K 8/86 - Polyéthers
  • A61Q 1/00 - Préparations pour le maquillagePoudres corporellesPréparations pour le démaquillage
  • A61Q 1/10 - Préparations contenant des colorants cutanés, p. ex. pigments pour les yeux, p. ex. eye-liner, mascara

18.

POMAC

      
Numéro d'application 019114796
Statut En instance
Date de dépôt 2024-12-03
Propriétaire MITSUBISHI PENCIL COMPANY, LIMITED (Japon)
Classes de Nice  ? 16 - Papier, carton et produits en ces matières

Produits et services

Stationery.

19.

MEDICAL MARKER PEN

      
Numéro d'application JP2024018295
Numéro de publication 2024/242044
Statut Délivré - en vigueur
Date de dépôt 2024-05-17
Date de publication 2024-11-28
Propriétaire MITSUBISHI PENCIL COMPANY, LIMITED (Japon)
Inventeur(s) Fujisawa Kiyoshi

Abrégé

Provided is a medical marker pen in which a pen body (pen shaft) can be reused, the medical marker pen can be used hygienically for a patient, and the amount of disposal after use can be significantly reduced relative to the prior art. A pen shaft-side core body holding part (2A2) capable of holding a core body (3) is formed on the tip side of a marker pen shaft (2), a cap-side core body holding part (4a) capable of holding the core body is formed in a cap (4), the core body held by the cap-side core body holding part is held by the pen shaft-side core body holding part by press-fitting the tip side of the marker pen shaft into the cap, and the tip side of the marker pen shaft is pulled out from the inside of the cap to be removed from the cap-side core body holding part.

Classes IPC  ?

  • B43K 8/02 - Stylographes à pointes à écrire autres que des plumes ou des billes à pointe à écrire comportant des fibres, du feutre ou un matériau similaire poreux ou de structure capillaire
  • C09D 11/16 - Encres pour écrire

20.

AQUEOUS INK COMPOSITION FOR WRITING IMPLEMENT AND WRITING IMPLEMENT USING SAME

      
Numéro d'application JP2024018784
Numéro de publication 2024/242128
Statut Délivré - en vigueur
Date de dépôt 2024-05-22
Date de publication 2024-11-28
Propriétaire MITSUBISHI PENCIL COMPANY, LIMITED (Japon)
Inventeur(s)
  • Ichinose Akane
  • Nakata Yusuke

Abrégé

Provided are: an aqueous ink composition for a writing implement that can easily wet non-absorbent surfaces and make it possible to write stably without resistance to written lines, has excellent written line drying characteristics, and does not cause blurring of written lines, has excellent non-drying characteristics, and does not produce a vertical difference in the concentration of a coloring material inside a pen core, even when a cap has been left off; and a writing implement that uses the aqueous ink composition for a writing implement and is suited to use as a marking pen, a signing pen, or the like. This aqueous ink composition for a writing implement is characterized by including at least a coloring material, 0.01–10 mass% of a neutralized isobutylene/maleic anhydride copolymer, 0.001–5 mass% of at least one type of surfactant selected from among anionic surfactants and nonionic surfactants, and water.

Classes IPC  ?

  • C09D 11/16 - Encres pour écrire
  • B43K 8/02 - Stylographes à pointes à écrire autres que des plumes ou des billes à pointe à écrire comportant des fibres, du feutre ou un matériau similaire poreux ou de structure capillaire

21.

Mechanical pencil

      
Numéro d'application 18578444
Numéro de brevet 12214616
Statut Délivré - en vigueur
Date de dépôt 2022-07-11
Date de la première publication 2024-11-21
Date d'octroi 2025-02-04
Propriétaire MITSUBISHI PENCIL COMPANY, LIMITED (Japon)
Inventeur(s)
  • Fukuda, Takamasa
  • Koizumi, Yusuke

Abrégé

A mechanical pencil includes a ball chuck, a rotation drive mechanism having a rotary part, a feedout cam face having a step part in the axial direction, an input member rotating upon receiving a rotational drive force of the rotary part, and an output member having an abutting part abutting against the feedout face and a slider provided with a holding chuck holding lead, the abutting part moves along the feedout face corresponding to rotation of the output member and so that advancing motion of the slider when the abutting part drops into the drop difference causes lead held by the holding chuck to be pulled out by the ball chuck, and further including a clutch mechanism transmitting rotational movement of the input member to the output member.

Classes IPC  ?

  • B43K 21/033 - Mécanismes d'avancement des mines avec des guides en forme de tube coulissant pour les mines avec alimentation automatique par pression pendant l'utilisation du porte-mine
  • B43K 21/22 - Moyens de serrage des mines, p. ex. mandrins

22.

AQUEOUS INK COMPOSITION FOR WRITING UTENSILS, AND WRITING UTENSIL OBTAINED USING SAME

      
Numéro d'application JP2024017229
Numéro de publication 2024/237160
Statut Délivré - en vigueur
Date de dépôt 2024-05-09
Date de publication 2024-11-21
Propriétaire MITSUBISHI PENCIL COMPANY, LIMITED (Japon)
Inventeur(s)
  • Mochizuki Chihiro
  • Kamitani Toshimi
  • Sato Kenji
  • Namiki Yoshiharu

Abrégé

An aqueous ink composition for writing utensils is provided, the aqueous ink composition being capable of attaining and retaining, to a high degree, weatherability (water resistance, alcohol resistance) and satisfactory writing properties even after long-term storage, even when containing no binder resin, and being suitable for marker pens, felt-tip pens, etc. which are highly conforming to recent environmental preservation (impose little environmental burden). Also provided is a writing utensil obtained using the aqueous ink composition for writing utensils. This aqueous ink composition for writing utensils is characterized by containing at least water-insoluble cellulose and an evaporation inhibitor, the ink having a vapor pressure of less than 12.3 kPa at 50°C. This writing utensil is characterized by being equipped with the aqueous ink composition for writing utensils which has the above-mentioned configuration.

Classes IPC  ?

  • C09D 11/16 - Encres pour écrire
  • B43K 8/02 - Stylographes à pointes à écrire autres que des plumes ou des billes à pointe à écrire comportant des fibres, du feutre ou un matériau similaire poreux ou de structure capillaire

23.

MULTI-CORE TYPE WRITING IMPLEMENT

      
Numéro d'application JP2024018098
Numéro de publication 2024/237303
Statut Délivré - en vigueur
Date de dépôt 2024-05-16
Date de publication 2024-11-21
Propriétaire MITSUBISHI PENCIL COMPANY, LIMITED (Japon)
Inventeur(s) Ikeda, Tsutomu

Abrégé

A multi-core type writing implement (1) comprises a shaft tube (4), a knock member (20) to which a refill (5) is connected, a sealing member (30) provided with a closing member (33) capable of closing a front end opening (8) of the shaft tube (4), and a transmission cam (40), the transmission cam (40) being configured such that: when the knock member (20) in a writing state is retracted, the sealing member (30) is advanced by way of the transmission cam (40) to achieve a sealed state in which the closing member (33) closes the front end opening (8); and when the knock member (20) in a non-writing state is advanced, the sealing member (30) is retracted by way of the transmission cam (40), to achieve an unsealed state in which the closing member (33) opens the front end opening (8).

Classes IPC  ?

  • B43K 24/12 - Mécanismes de sélection de sortie, de blocage ou de retrait des pointes à écrire pour sélectionner, sortir et verrouiller plusieurs pointes à écrire actionnés par des moyens coulissant longitudinalement dans des rainures
  • B43K 24/00 - Mécanismes de sélection de sortie, de blocage ou de retrait des pointes à écrire

24.

Applicator

      
Numéro d'application 18021614
Numéro de brevet 12144412
Statut Délivré - en vigueur
Date de dépôt 2023-02-16
Date de la première publication 2024-11-19
Date d'octroi 2024-11-19
Propriétaire MITSUBISHI PENCIL COMPANY, LIMITED (Japon)
Inventeur(s)
  • Kumai, Nao
  • Nakamura, Yusuke
  • Fujimoto, Kota

Abrégé

A cosmetic liquid applicator that allows easy determination as to the completion state of replacement of an application liquid tank includes a front barrel to which an application liquid tank for storing a liquid cosmetic to be fed to an applying part is attached and a rear barrel attached to the front barrel to cover the application liquid tank. The front barrel has on its peripheral surface a male threaded portion and a first engagement portion formed in the circumferential direction and located in the rear of the male threaded portion while the rear barrel has on its inner circumferential surface a female threaded portion to mate with the male threaded portion and a second engagement portion to be engaged with the first engagement portion.

Classes IPC  ?

  • A45D 34/04 - Récipients ou accessoires spécialement conçus pour l'emploi de produits de toilette ou cosmétiques liquides, p. ex. de parfums spécialement conçus pour étendre un liquide, p. ex. à l'aide d'un rouleau ou d'une bille
  • B43K 5/18 - Dispositifs pour amener l'encre aux plumes
  • B43K 8/06 - Mèches d'alimentation entre l'intérieur du réservoir et la pointe à écrire

25.

HAIR DYEING CONTAINER

      
Numéro d'application JP2024015828
Numéro de publication 2024/225247
Statut Délivré - en vigueur
Date de dépôt 2024-04-23
Date de publication 2024-10-31
Propriétaire MITSUBISHI PENCIL COMPANY, LIMITED (Japon)
Inventeur(s) Kyogoku Yusuke

Abrégé

Provided is a hair dyeing container which is improved in operability by solving the problem of an applicator body being caught in the vicinity of an opening of the container when the applicator body is pulled out of the container body. This hair dyeing container comprises: a container body 1 in which an application liquid is stored; and a holding part 2 for an applicator body 4 for the application liquid, the holding part 2 being detachably attached to an opening part 1a of the container body and serving as a cap for the container body, the applicator body 4 being disposed at a shaft tip-end via the shaft 3. A step h2 in a direction orthogonal to the axis of the shaft at a boundary between the shaft and the applicator body is set to less than 1 mm.

Classes IPC  ?

  • A45D 34/04 - Récipients ou accessoires spécialement conçus pour l'emploi de produits de toilette ou cosmétiques liquides, p. ex. de parfums spécialement conçus pour étendre un liquide, p. ex. à l'aide d'un rouleau ou d'une bille

26.

WATER-BASED LIQUID COSMETIC

      
Numéro d'application JP2024015999
Numéro de publication 2024/225291
Statut Délivré - en vigueur
Date de dépôt 2024-04-24
Date de publication 2024-10-31
Propriétaire MITSUBISHI PENCIL COMPANY, LIMITED (Japon)
Inventeur(s) Inoue, Kensuke

Abrégé

A water-based liquid cosmetic according to the present invention is housed in a pen-type applicator and contains a titanium oxide pigment, a polyorganic acid or a polyorganic acid salt, emulsion particles containing an acrylates copolymer, and a water-based solvent. The ratio of the mass of the titanium oxide pigment to the mass of the polyorganic acid or the polyorganic acid salt is more than five.

Classes IPC  ?

  • A61K 8/29 - TitaneSes composés
  • A61K 8/81 - Cosmétiques ou préparations similaires pour la toilette caractérisés par la composition contenant des composés organiques macromoléculaires obtenus par des réactions faisant intervenir uniquement des liaisons insaturées carbone-carbone
  • A61K 8/88 - Polyamides
  • A61Q 1/10 - Préparations contenant des colorants cutanés, p. ex. pigments pour les yeux, p. ex. eye-liner, mascara

27.

SHAFT BODY FOR PENCILS OR COSMETICS

      
Numéro d'application JP2024014086
Numéro de publication 2024/214647
Statut Délivré - en vigueur
Date de dépôt 2024-04-05
Date de publication 2024-10-17
Propriétaire MITSUBISHI PENCIL COMPANY, LIMITED (Japon)
Inventeur(s) Kubo Ryota

Abrégé

[Problem] To provide a shaft body for a pencil lead (including a color pencil lead) or cosmetics such as stick-shaped cosmetics such as an eye liner, an eyebrow, and an eyeshadow, the shaft body having sharpenability, drop impact resistance, and water resistance similar to those of conventional wooden shafts, being less likely to burden the environment, and being capable of having any color for the appearance including a cut cross-section. [Solution] This shaft body for pencils or cosmetics is obtained by covering a pencil lead or a stick-shaped cosmetic with a shaft body material composition, and is characterized in that the shaft body material composition at least includes a naturally derived filler, a naturally derived binder, and a pigment.

Classes IPC  ?

  • B43K 19/14 - Gaines entourant la mine
  • A45D 40/20 - Fards en forme de crayonSupports simples pour manier des fards en forme de bâton ou du savon à barbe pendant usage
  • A61K 8/00 - Cosmétiques ou préparations similaires pour la toilette
  • A61K 8/19 - Cosmétiques ou préparations similaires pour la toilette caractérisés par la composition contenant des composés inorganiques
  • A61K 8/31 - Hydrocarbures
  • A61K 8/37 - Esters d'acides carboxyliques
  • A61K 8/73 - Polysaccharides
  • A61K 8/92 - Huiles, graisses ou ciresLeurs dérivés, p. ex. produits d'hydrogénation
  • A61K 8/98 - Cosmétiques ou préparations similaires pour la toilette caractérisés par la composition contenant des produits de constitution indéterminée ou leurs dérivés d'origine animale
  • A61Q 1/10 - Préparations contenant des colorants cutanés, p. ex. pigments pour les yeux, p. ex. eye-liner, mascara
  • B43K 19/02 - Crayons à mine de graphiteCrayons de couleur

28.

INFORMATION PROCESSING SYSTEM, INFORMATION PROCESSING DEVICE, AND INFORMATION PROCESSING METHOD

      
Numéro d'application JP2024010562
Numéro de publication 2024/214498
Statut Délivré - en vigueur
Date de dépôt 2024-03-18
Date de publication 2024-10-17
Propriétaire
  • STOLIA CO., LTD. (Japon)
  • MITSUBISHI PENCIL COMPANY, LIMITED (Japon)
  • THE UNIVERSITY OF TOKYO (Japon)
Inventeur(s)
  • Tatani Keiji
  • Fukuda Takamasa
  • Ikegaya Yuji

Abrégé

Provided are an information processing system, an information processing device, and an information processing method for predicting, from a writing action, a biological index such as brain waves or heartbeat, or a biological behavior such as eye movement or blinking. One aspect of the present invention is an information processing system comprising an electronic apparatus and an information processing apparatus. The electronic apparatus has an acceleration detection unit that detects information relating to acceleration in a writing action, and a transmission unit that transmits the acceleration-related information which was detected by the acceleration detection unit to the information processing apparatus. The information processing apparatus has a reception unit that receives the acceleration-related information which was transmitted from the transmission unit, and a prediction processing unit that inputs the acceleration-related information which was received by the reception unit and outputs information relating to the prediction of a biological index or a biological behavior of a user on the basis of an artificial intelligence trained model that was created in advance.

Classes IPC  ?

  • A61B 5/16 - Dispositifs pour la psychotechnieTest des temps de réaction

29.

AQUEOUS GLITTERING INK FOR MINIATURE PAINTING AND APPLICATORS

      
Numéro d'application 18626530
Statut En instance
Date de dépôt 2024-04-04
Date de la première publication 2024-10-10
Propriétaire MITSUBISHI PENCIL COMPANY, LIMITED (Japon)
Inventeur(s) Mizoguchi, Tatsuya

Abrégé

A weathering ink for miniature painting prevents metallic flake pigments from sedimenting and prevents applicator tip clogging. Provided is an applicator loaded with an aqueous glittering ink that can be spread out on a model to which it is applied, and further that can fixate the film thus formed. An aqueous glittering ink for miniature painting comprising at least a glitter pigment, styrene-acrylic acid resin, hollow particles of 0.1 to 2.0 μm, isobutylene-maleic anhydride resin, and 10 to 35 mass % of a water-soluble organic solvent with a boiling point of 150 to 280° C.

Classes IPC  ?

  • C09D 11/17 - Encres pour écrire caractérisées par des agents colorants
  • B43K 8/02 - Stylographes à pointes à écrire autres que des plumes ou des billes à pointe à écrire comportant des fibres, du feutre ou un matériau similaire poreux ou de structure capillaire

30.

REDUCING PARTICLE DISPERSION

      
Numéro d'application 18690892
Statut En instance
Date de dépôt 2021-09-24
Date de la première publication 2024-10-10
Propriétaire MITSUBISHI PENCIL COMPANY, LIMITED (Japon)
Inventeur(s) Haga, Hisato

Abrégé

A reducing particle dispersion may achieve both reduction performance on oxygen (oxygen absorbing ability) and preservative performance at a high level, while not adversely affecting other blended components and being sustainable (having slow releasing properties) with excellent dispersion stability. Such a reducing particle dispersion may include, for example, a dispersion in which reducing particles encapsulating at least one of reducing components selected from polyphenol(s), copper chlorophyll, flavonoid(s), anthocyanidin(s), dibutylhydroxytoluene, and butylhydroxyanisole, are dispersed in water. The reducing particles contain, as a main component, at least a polymer having a structural unit of formula (I) in a repeating unit: A reducing particle dispersion may achieve both reduction performance on oxygen (oxygen absorbing ability) and preservative performance at a high level, while not adversely affecting other blended components and being sustainable (having slow releasing properties) with excellent dispersion stability. Such a reducing particle dispersion may include, for example, a dispersion in which reducing particles encapsulating at least one of reducing components selected from polyphenol(s), copper chlorophyll, flavonoid(s), anthocyanidin(s), dibutylhydroxytoluene, and butylhydroxyanisole, are dispersed in water. The reducing particles contain, as a main component, at least a polymer having a structural unit of formula (I) in a repeating unit: A reducing particle dispersion may achieve both reduction performance on oxygen (oxygen absorbing ability) and preservative performance at a high level, while not adversely affecting other blended components and being sustainable (having slow releasing properties) with excellent dispersion stability. Such a reducing particle dispersion may include, for example, a dispersion in which reducing particles encapsulating at least one of reducing components selected from polyphenol(s), copper chlorophyll, flavonoid(s), anthocyanidin(s), dibutylhydroxytoluene, and butylhydroxyanisole, are dispersed in water. The reducing particles contain, as a main component, at least a polymer having a structural unit of formula (I) in a repeating unit: wherein R is an alkyl group having 2 to 8 carbons. The reducing particles preferably encapsulate a preservative component together with the reducing component.

Classes IPC  ?

  • C09K 15/24 - Compositions anti-oxydantesCompositions inhibant les modifications chimiques contenant des composés organiques contenant de l'azote et de l'oxygène contenant une fraction phénol ou quinone

31.

Case for mechanical pencil leads

      
Numéro d'application 29875266
Numéro de brevet D1045375
Statut Délivré - en vigueur
Date de dépôt 2023-05-02
Date de la première publication 2024-10-08
Date d'octroi 2024-10-08
Propriétaire MITSUBISHI PENCIL COMPANY, LIMITED (Japon)
Inventeur(s) Nishida, Tsuyoshi

32.

Case for mechanical pencil leads

      
Numéro d'application 29875258
Numéro de brevet D1045373
Statut Délivré - en vigueur
Date de dépôt 2023-05-02
Date de la première publication 2024-10-08
Date d'octroi 2024-10-08
Propriétaire MITSUBISHI PENCIL COMPANY, LIMITED (Japon)
Inventeur(s) Nishida, Tsuyoshi

33.

Case for mechanical pencil leads

      
Numéro d'application 29875260
Numéro de brevet D1045374
Statut Délivré - en vigueur
Date de dépôt 2023-05-02
Date de la première publication 2024-10-08
Date d'octroi 2024-10-08
Propriétaire MITSUBISHI PENCIL COMPANY, LIMITED (Japon)
Inventeur(s) Fujisawa, Kiyoshi

34.

FUNCTIONAL PARTICLE DISPERSION

      
Numéro d'application JP2024012597
Numéro de publication 2024/204512
Statut Délivré - en vigueur
Date de dépôt 2024-03-28
Date de publication 2024-10-03
Propriétaire MITSUBISHI PENCIL COMPANY, LIMITED (Japon)
Inventeur(s) Haga Hisato

Abrégé

The present invention provides a functional particle dispersion which achieves all of antibacterial effects, reduction performances and aromatic performances at high levels without adversely affecting other compounded components or the like, while having sustainability (sustained release properties), and which further exhibits excellent dispersion stability even in a compounding system that is easily affected by ions, has a high degree of freedom in design of functional particles, and can be used for various applications. The present invention also provides an aqueous ink composition for writing utensils, the aqueous ink composition containing this functional particle dispersion. A functional particle dispersion according to the present disclosure is characterized by: being obtained by dispersing functional particles in water, the functional particles being composed of at least a (meth) acrylic acid ester monomer represented by general formula (I), at least one specific antibacterial component, a reducing component, and at least one aromatic component comprising a fragrance material; and having zeta potential measurement values of the surfaces of the functional particles within the range of -15 mV to +15 mV. (In formula (I), A represents H or the like, and R represents H, an alkyl group having 1 to 22 carbon atoms, or the like.)

Classes IPC  ?

  • C09D 11/16 - Encres pour écrire
  • A01N 25/02 - Biocides, produits repoussant ou attirant les animaux nuisibles, ou régulateurs de croissance des végétaux, caractérisés par leurs formes, ingrédients inactifs ou modes d'applicationSubstances réduisant les effets nocifs des ingrédients actifs vis-à-vis d'organismes autres que les animaux nuisibles contenant des liquides comme supports, diluants ou solvants
  • A01N 47/12 - Dérivés de l'acide carbamique, c.-à-d. contenant le groupe —O—CO—NLeurs thio-analogues contenant un groupe —O—CO—N, ou un de ses thio-analogues, non directement lié à un cycle et l'atome d'azote n'étant pas un chaînon d'un hétérocycle
  • A01P 1/00 - DésinfectantsComposés antimicrobiens ou leurs mélanges
  • A01P 3/00 - Fongicides
  • A61K 8/11 - Compositions encapsulées
  • A61K 8/81 - Cosmétiques ou préparations similaires pour la toilette caractérisés par la composition contenant des composés organiques macromoléculaires obtenus par des réactions faisant intervenir uniquement des liaisons insaturées carbone-carbone
  • A61Q 1/02 - Préparations contenant des colorants cutanés, p. ex. pigments
  • A61Q 5/06 - Préparations pour mettre les cheveux en forme, p. ex. pour mettre en forme ou colorer temporairement
  • C08F 20/10 - Esters

35.

Case for mechanical pencil leads

      
Numéro d'application 29874951
Numéro de brevet D1043099
Statut Délivré - en vigueur
Date de dépôt 2023-04-27
Date de la première publication 2024-09-24
Date d'octroi 2024-09-24
Propriétaire MITSUBISHI PENCIL COMPANY, LIMITED (Japon)
Inventeur(s) Nishida, Tsuyoshi

36.

COMPOSITE COLORED PARTICLES

      
Numéro d'application 18278733
Statut En instance
Date de dépôt 2022-03-01
Date de la première publication 2024-09-19
Propriétaire MITSUBISHI PENCIL COMPANY, LIMITED (Japon)
Inventeur(s) Ogura, Kosuke

Abrégé

There is provided an ink composition that is excellent in anti-feathering and scratch resistance of markings and is suitable for industrial production. The present invention relates to: composite colored particles each including a resin particle carrying a positive electric charge on a particle surface and a pigment particle carrying a negative electric charge on a particle surface, the resin particle and the pigment particle forming a composite through electrostatic interaction; a water-based ink composition containing the composite colored particles dispersed in a water-based medium; and a writing instrument containing the water-based ink composition. Furthermore, the present invention relates to a method for producing composite colored particles, the method including forming a composite by mixing a resin emulsion containing resin particles each carrying a positive electric charge on a particle surface and a pigment dispersion containing pigment particles each carrying a negative electric charge on a particle surface.

Classes IPC  ?

  • C09D 11/17 - Encres pour écrire caractérisées par des agents colorants
  • C09B 67/00 - Traitements, sans réaction chimique, influençant les propriétés physiques, p. ex. de teintures ou d'impression, des matières colorantes, p. ex. traitement par des solvantsCaractéristiques du procédé de fabrication des préparations tinctorialesPréparations tinctoriales ayant un aspect physique particulier, p. ex. tablettes, feuilles
  • C09B 67/08 - Colorants ou pigments particulaires enrobés
  • C09B 67/20 - Préparations à base de pigments organiques
  • C09C 1/00 - Traitement de substances inorganiques particulières, autres que des charges fibreuses Préparation du noir de carbone
  • C09C 1/48 - Noir de carbone
  • C09C 3/04 - Traitement physique, p. ex. broyage, traitement par des vibrations ultrasoniques
  • C09C 3/10 - Traitement par des composés organiques macromoléculaires

37.

AQUEOUS LIQUID COSMETIC

      
Numéro d'application JP2024010184
Numéro de publication 2024/190897
Statut Délivré - en vigueur
Date de dépôt 2024-03-15
Date de publication 2024-09-19
Propriétaire MITSUBISHI PENCIL COMPANY, LIMITED (Japon)
Inventeur(s)
  • Yoshimura Ai
  • Shinohara Ryuichi
  • Yamazaki Yuichi

Abrégé

The purpose of the present invention is to provide an aqueous liquid cosmetic that is capable of being discharged as direct-liquid eyeliners, eyeshadows, eyebrow cosmetics for drawing a line on eyebrows, and the like, and that is capable of being easily applied with the concentration thereof kept constant and without sedimentation of glittering pigment even in low-viscosity liquids. The aqueous liquid cosmetic according to the present disclosure is characterized by comprising at least: (a) 0.1-10.0 mass% of a plate-like pigment having an average particle size of 5-200 μm; (b) 0.4-1.0 mass% of at least one thickening agent selected from clay minerals and celluloses; (c) 0.5-20 mass% of a water-soluble acrylic polymer dispersant having a mass average molecular weight of at most 100,000; and (d) water.

Classes IPC  ?

  • A61K 8/81 - Cosmétiques ou préparations similaires pour la toilette caractérisés par la composition contenant des composés organiques macromoléculaires obtenus par des réactions faisant intervenir uniquement des liaisons insaturées carbone-carbone
  • A61K 8/02 - Cosmétiques ou préparations similaires pour la toilette caractérisés par une forme physique particulière
  • A61K 8/25 - SiliciumSes composés
  • A61K 8/26 - AluminiumSes composés
  • A61K 8/73 - Polysaccharides
  • A61Q 1/02 - Préparations contenant des colorants cutanés, p. ex. pigments
  • A61Q 1/10 - Préparations contenant des colorants cutanés, p. ex. pigments pour les yeux, p. ex. eye-liner, mascara

38.

OIL-IN-WATER INK COMPOSITION FOR WRITING UTENSILS

      
Numéro d'application JP2024008790
Numéro de publication 2024/190608
Statut Délivré - en vigueur
Date de dépôt 2024-03-07
Date de publication 2024-09-19
Propriétaire MITSUBISHI PENCIL COMPANY, LIMITED (Japon)
Inventeur(s) Ogura, Kosuke

Abrégé

An oil-in-water type ink composition for writing utensils according to the present invention has an aqueous phase and an oil phase dispersed in the aqueous phase in an oil-in-water type emulsion state. At least one among the oil phase and the aqueous phase contains a colorant, and the oil phase contains a sulfide or a sulfurized fat/oil.

Classes IPC  ?

  • C09D 11/16 - Encres pour écrire
  • C09D 11/18 - Encres pour écrire pour l'utilisation dans les stylos à bille

39.

Writing instrument

      
Numéro d'application 18593289
Numéro de brevet 12134281
Statut Délivré - en vigueur
Date de dépôt 2024-03-01
Date de la première publication 2024-09-05
Date d'octroi 2024-11-05
Propriétaire MITSUBISHI PENCIL COMPANY, LIMITED (Japon)
Inventeur(s)
  • Nakata, Yusuke
  • Haga, Hisato

Abrégé

A writing instrument may be capable of preventing dye deposition to a pen core and highly achieving both inhibition of ink discoloration due to the dye deposition and improved writing feeling without reducing writing performance. Such a writing instrument may be equipped with a pen core and loaded with a water-based ink composition, wherein the water-based ink composition contains colored resin particles formed by polymerization of a monomer comprising at least cyclohexyl (meth)acrylate, enclosing a basic dye, an oil-soluble dye or an acid dye, and further contains an anionic surfactant.

Classes IPC  ?

  • B43K 8/02 - Stylographes à pointes à écrire autres que des plumes ou des billes à pointe à écrire comportant des fibres, du feutre ou un matériau similaire poreux ou de structure capillaire
  • C09D 11/17 - Encres pour écrire caractérisées par des agents colorants

40.

UNI CHALK MARKER

      
Numéro de série 98700474
Statut En instance
Date de dépôt 2024-08-15
Propriétaire MITSUBISHI PENCIL COMPANY, LIMITED (Japon)
Classes de Nice  ? 16 - Papier, carton et produits en ces matières

Produits et services

stationery

41.

POSCA

      
Numéro d'application 1804437
Statut Enregistrée
Date de dépôt 2024-06-20
Date d'enregistrement 2024-06-20
Propriétaire MITSUBISHI PENCIL COMPANY, LIMITED (Japon)
Classes de Nice  ? 16 - Papier, carton et produits en ces matières

Produits et services

Stationery.

42.

MECHANICAL PENCIL

      
Numéro d'application JP2024001087
Numéro de publication 2024/161997
Statut Délivré - en vigueur
Date de dépôt 2024-01-17
Date de publication 2024-08-08
Propriétaire MITSUBISHI PENCIL COMPANY, LIMITED (Japon)
Inventeur(s)
  • Izawa, Hirotake
  • Koizumi, Yusuke
  • Ikeda, Tsutomu

Abrégé

A mechanical pencil 1 comprises: a barrel 5 that has a rear shaft 3 and a front shaft 2 provided with a front end opening 2a from which a writing lead can protrude; a rotation member that has a chuck unit 10 which allows advancement of the writing lead but prevents retraction thereof, a relay member 9 that surrounds the chuck unit, and a slider 7; and a rotation driving mechanism 30 which has a rotor 40 and which drives rotation of the rotor in one direction upon receiving an axial direction retraction operation due to writing pressure received by the writing lead held by the chuck unit and an axial direction advancement operation due to release of the writing pressure. The rotor is connected to a rear end part of the relay member. The slider is removably connected to a front end part of the relay member. The rotation member is configured such that the writing lead held by the chuck unit rotates due to rotation upon receiving a rotational driving force of the rotor. The front shaft is configured as a single component.

Classes IPC  ?

  • B43K 21/00 - Porte-mines à mine réglable
  • B43K 21/16 - Mécanismes d'avancement des mines avec des mines avancées par à-coups

43.

LIQUID RESERVOIR TUBE CONTAINING LIQUID TO BE SUPPLIED

      
Numéro d'application JP2024001981
Numéro de publication 2024/157997
Statut Délivré - en vigueur
Date de dépôt 2024-01-24
Date de publication 2024-08-02
Propriétaire MITSUBISHI PENCIL COMPANY, LIMITED (Japon)
Inventeur(s)
  • Takada, Koji
  • Ogura, Kosuke
  • Ichikawa, Shuji

Abrégé

Provided is a novel liquid reservoir tube containing a liquid to be supplied, the liquid reservoir tube having a follower which can bring about satisfactory impact resistance. This liquid reservoir tube containing a liquid to be supplied includes a liquid supply part 10 and a liquid reservoir part 20, wherein the liquid reservoir part 20 accommodates, in the following order from the liquid supply part 10 side, a liquid 30 to be supplied, which is in contact with the liquid supply part 10, and a multilayer follower 40 constituted of a plurality of layers. The multilayer follower 40 at least includes a first follower 42 and a second follower 44, the first follower 42 being present further toward the liquid supply part 10 side than the second follower 44. The first follower 42 has a degree of viscosity difference between itself and the second follower 44 of 7% or greater, the degree of viscosity difference being a difference calculated from viscosities measured under the conditions of 25°C and a shear rate of 50 s-1.

Classes IPC  ?

  • B43K 7/08 - Précautions prises pour éviter les fuites
  • A45D 34/04 - Récipients ou accessoires spécialement conçus pour l'emploi de produits de toilette ou cosmétiques liquides, p. ex. de parfums spécialement conçus pour étendre un liquide, p. ex. à l'aide d'un rouleau ou d'une bille
  • B43K 8/03 - Réservoirs d'encreCartouches d'encre

44.

Pen with cap

      
Numéro d'application 29818523
Numéro de brevet D1037356
Statut Délivré - en vigueur
Date de dépôt 2021-12-09
Date de la première publication 2024-07-30
Date d'octroi 2024-07-30
Propriétaire MITSUBISHI PENCIL COMPANY, LIMITED (Japon)
Inventeur(s) Takanashi, Kazuhiko

45.

UNFIRED PENCIL LEAD

      
Numéro d'application JP2023047103
Numéro de publication 2024/154576
Statut Délivré - en vigueur
Date de dépôt 2023-12-27
Date de publication 2024-07-25
Propriétaire MITSUBISHI PENCIL COMPANY, LIMITED (Japon)
Inventeur(s) Murata, Tatsuya

Abrégé

An unfired pencil lead contains a body material, a pigment, a water-soluble resin, a crosslinking agent, and a polycaprolactone.

Classes IPC  ?

  • C09D 13/00 - Mines de crayonCompositions de pastelsCompositions de craies

46.

Applicator

      
Numéro d'application 18401841
Numéro de brevet 12207722
Statut Délivré - en vigueur
Date de dépôt 2024-01-02
Date de la première publication 2024-07-18
Date d'octroi 2025-01-28
Propriétaire MITSUBISHI PENCIL COMPANY, LIMITED (Japon)
Inventeur(s)
  • Kamitani, Toshimi
  • Oomoto, Kei
  • Nakada, Akihiro

Abrégé

10 Pa·s or less.

Classes IPC  ?

  • A45D 34/04 - Récipients ou accessoires spécialement conçus pour l'emploi de produits de toilette ou cosmétiques liquides, p. ex. de parfums spécialement conçus pour étendre un liquide, p. ex. à l'aide d'un rouleau ou d'une bille
  • A61J 1/14 - Récipients spécialement adaptés à des fins médicales ou pharmaceutiques DétailsAccessoires à cet effet

47.

LEAD REFILL CASE

      
Numéro d'application JP2023046229
Numéro de publication 2024/150647
Statut Délivré - en vigueur
Date de dépôt 2023-12-22
Date de publication 2024-07-18
Propriétaire
  • MITSUBISHI PENCIL COMPANY, LIMITED (Japon)
  • KOBAYASHI SPRING CO., LTD (Japon)
Inventeur(s)
  • Ooba Shigeki
  • Kawabata Mitsuhiro
  • Sato Shigeyoshi

Abrégé

Provided is a lead refill case with which an operational feel accompanied by a clear clicking sensation can be obtained in a relative sliding operation between a case main body and a cover member, and with which an appropriate clicking function can be maintained over an extended period of time. This lead refill case comprises: a case main body 1 having a lead removal opening 1b to which a lid 2 can be attached so as to be capable of being opened and closed, the lead removal opening 1b being formed at one end, in a longitudinal direction, of a lead refill accommodating chamber 1a formed with an elongated shape surrounded by a rear plate 1c and left and right leg plates 1d; and a cover member 5 which includes a front plate 5a covering the lead refill accommodating chamber, with a prescribed gap between the cover member 5 and the rear plate of the case main body, and which is capable of performing a sliding motion in the longitudinal direction of the lead refill accommodating chamber, relative to the case main body. A click projection 5d1 for generating a clicking motion between the click projection 5d1 and a case main body side by means of the sliding motion is formed on an inner surface of the cover member facing the case body side.

Classes IPC  ?

48.

UNI CHALK MARKER

      
Numéro d'application 233813000
Statut En instance
Date de dépôt 2024-07-12
Propriétaire MITSUBISHI PENCIL COMPANY, LIMITED (Japon)
Classes de Nice  ? 16 - Papier, carton et produits en ces matières

Produits et services

(1) Writing instruments

49.

uni Chalk marker

      
Numéro d'application 019052750
Statut Enregistrée
Date de dépôt 2024-07-10
Date d'enregistrement 2024-11-21
Propriétaire MITSUBISHI PENCIL COMPANY, LIMITED (Japon)
Classes de Nice  ? 16 - Papier, carton et produits en ces matières

Produits et services

Stationery.

50.

ANTIMICROBIAL PARTICLE DISPERSION

      
Numéro d'application 18558081
Statut En instance
Date de dépôt 2022-03-25
Date de la première publication 2024-07-04
Propriétaire MITSUBISHI PENCIL COMPANY, LIMITED (Japon)
Inventeur(s) Haga, Hisato

Abrégé

An antimicrobial particle dispersion may have high safety, a wide antibacterial spectrum, and excellent stability and antimicrobial effect (including an antifungal effect). Such an antimicrobial particle dispersion may including antimicrobial particles dispersed in water, the antimicrobial particles containing: (i) at least a (meth)acrylate monomer of formula (I): An antimicrobial particle dispersion may have high safety, a wide antibacterial spectrum, and excellent stability and antimicrobial effect (including an antifungal effect). Such an antimicrobial particle dispersion may including antimicrobial particles dispersed in water, the antimicrobial particles containing: (i) at least a (meth)acrylate monomer of formula (I): An antimicrobial particle dispersion may have high safety, a wide antibacterial spectrum, and excellent stability and antimicrobial effect (including an antifungal effect). Such an antimicrobial particle dispersion may including antimicrobial particles dispersed in water, the antimicrobial particles containing: (i) at least a (meth)acrylate monomer of formula (I): A being H or CH3, and R being H, an alkyl group having 1 to 22 carbon atoms, or a substituent having a polyalkylene glycol chain in which the alkylene chain has 2 to 18 carbon atoms; and (ii) at least one antimicrobial component selected from an iodopropargyl compound, thiabendazole, p-oxybenzoic acid ester, sodium benzoate, and the like.

Classes IPC  ?

  • A01N 25/04 - Dispersions ou gels
  • A01N 31/02 - Composés acycliques
  • A01P 1/00 - DésinfectantsComposés antimicrobiens ou leurs mélanges
  • C09D 11/18 - Encres pour écrire pour l'utilisation dans les stylos à bille

51.

WRITING INSTRUMENT

      
Numéro d'application JP2023047102
Numéro de publication 2024/143507
Statut Délivré - en vigueur
Date de dépôt 2023-12-27
Date de publication 2024-07-04
Propriétaire MITSUBISHI PENCIL COMPANY, LIMITED (Japon)
Inventeur(s) Homma, Yuichiro

Abrégé

A writing instrument 12 comprises a refill 14 and a plurality of peripheral members disposed around the refill 14, wherein at least a part of the peripheral members is formed of a paper-containing material that contains a paper component.

Classes IPC  ?

  • B43K 7/00 - Stylographes à bille
  • B43K 23/12 - Moyens de protection, p. ex. capuchons pour les stylographes

52.

NON-BAKED PENCIL LEAD AND METHOD FOR MANUFACTURING NON-BAKED PENCIL LEAD

      
Numéro d'application 18565183
Statut En instance
Date de dépôt 2022-03-30
Date de la première publication 2024-06-27
Propriétaire MITSUBISHI PENCIL COMPANY, LIMITED (Japon)
Inventeur(s) Murata, Tatsuya

Abrégé

A non-baked pencil lead containing a water-soluble polymer, a crosslinking agent, and a powder, in which the water-soluble polymer is selected from a group consisting of a carboxymethyl cellulose salt, starch, polyvinyl alcohol, and xanthan gum, and the crosslinking agent is selected from a group consisting of an acid, polyamide epoxy, polyacrylamide, titanium alkoxide, and glyoxal.

Classes IPC  ?

  • C09D 13/00 - Mines de crayonCompositions de pastelsCompositions de craies
  • B43K 19/18 - Fabrication de mines de crayons

53.

AQUEOUS INK COMPOSITION FOR WRITING INSTRUMENTS

      
Numéro d'application 18291354
Statut En instance
Date de dépôt 2022-08-04
Date de la première publication 2024-06-27
Propriétaire MITSUBISHI PENCIL COMPANY, LIMITED (Japon)
Inventeur(s)
  • Kometani, Aya
  • Ogura, Kosuke

Abrégé

An aqueous ink composition suitable for a writing instrument may provide a handwriting formed by writing and capable of withstanding repeated scratching and scratching with a stronger force, and a writing instrument charged with the aqueous ink composition. An aqueous ink composition for a writing instrument may include at leas, a colorant (A) containing a pigment, olefin-based resin particles (B), and water. The olefin-based resin particles (B) may have a penetration method hardness of 1 or more and an average particle size of 15 μm or less as measured by a Coulter counter method, and a solid content (A)/(B) mass ratio between the colorant (A) and the olefin-based resin particles (B) may be in a range of 1 to 100.

Classes IPC  ?

  • C09D 11/18 - Encres pour écrire pour l'utilisation dans les stylos à bille
  • B43K 7/01 - Stylographes à bille pour de l'encre liquide de faible viscosité
  • C09D 11/17 - Encres pour écrire caractérisées par des agents colorants

54.

POSCA

      
Numéro de série 79402200
Statut En instance
Date de dépôt 2024-06-20
Propriétaire MITSUBISHI PENCIL COMPANY, LIMITED (Japon)
Classes de Nice  ? 16 - Papier, carton et produits en ces matières

Produits et services

Stationery

55.

GRAPHITE DISPERSION LIQUID AND COMPOSITION FOR POSITIVE ELECTRODES USING SAME

      
Numéro d'application JP2023043180
Numéro de publication 2024/122472
Statut Délivré - en vigueur
Date de dépôt 2023-12-01
Date de publication 2024-06-13
Propriétaire MITSUBISHI PENCIL COMPANY, LIMITED (Japon)
Inventeur(s)
  • Hashimoto Tsuyoshi
  • Sakuma Satoshi
  • Abe Hiroshi

Abrégé

The present invention provides: a graphite dispersion liquid which is suitable for use in a positive electrode of a lithium ion secondary battery or the like; and a material for lithium ion battery positive electrodes using this graphite dispersion liquid. A graphite dispersion liquid according to the present disclosure is characterized by containing at least graphite, a solvent and a polyvinyl acetal that is represented by formula (I), and is also characterized in that: the ratio of the peak intensity at 2,950 cm-1to the peak intensity at 1,650 cm-1 in the FT-IR spectrum of the polyvinyl acetal is 50 or more as determined by an ATR method; and the mass average molecular weight is 100,000 or less as determined by gel permeation chromatography. In addition, a composition for positive electrodes according to the present disclosure is characterized by containing at least a graphite dispersion liquid that has the above-described configuration and a positive electrode active material, and is also characterized in that the mass of graphite relative to 100 parts by mass of the positive electrode active material is 0.1 part by mass to 6.0 parts by mass. (In the formula, l, m and n each represent a positive number; and R represents an alkyl group having 1 to 20 carbon atoms.)

Classes IPC  ?

  • H01M 4/139 - Procédés de fabrication
  • H01M 4/62 - Emploi de substances spécifiées inactives comme ingrédients pour les masses actives, p. ex. liants, charges

56.

AIR FRESHENER CONTAINER

      
Numéro d'application JP2023043900
Numéro de publication 2024/122622
Statut Délivré - en vigueur
Date de dépôt 2023-12-07
Date de publication 2024-06-13
Propriétaire MITSUBISHI PENCIL COMPANY, LIMITED (Japon)
Inventeur(s)
  • Nakada Akihiro
  • Oomoto Kei
  • Kamitani Toshimi

Abrégé

Provided is an air freshener container that is suitable for use in vehicles and indoors, makes it possible to easily switch between scents, deodorization, or the like by means of a simple operation, and enables easy replacement of air freshener cartridges. An air freshener container X according to the present disclosure houses air freshener cartridges 10 side by within a container body (90, 120), and said air freshener cartridges 10 have housed therein an air freshener/deodorizer formed from a volatile liquid in a directly liquid state and comprise a porous volatile body having capillary force. The air freshener container X is characterized in that the air freshener cartridges 10 comprise a knock ring mechanism 50 in which knock ring members 20, 30, 40 are arranged in contact with the knock ring members 20, 30, 40 and the individual knock ring members 20, 30, 40 can freely engage with each other and interlock, an air freshener/deodorizer component from the porous volatile body 15 of an air freshener cartridge 10 is volatilized by sliding one knock ring member such as the knock ring member 20 in the knock ring mechanism 50, and volatilization of the air freshener/deodorizer component from the air freshener cartridge 10 is shut off as a result of engagement of the other knock ring members 30, 40 with each other.

Classes IPC  ?

  • A61L 9/12 - Appareils, p. ex. supports, à cet effet
  • A61L 9/01 - Compositions désodorisantes
  • B65D 77/04 - Objets ou matériaux enfermés dans plusieurs réceptacles disposés les uns dans les autres
  • B65D 83/00 - Réceptacles ou paquets comportant des moyens particuliers pour distribuer leur contenu
  • B65D 85/00 - Réceptacles, éléments d'emballage ou paquets spécialement adaptés à des objets ou à des matériaux particuliers

57.

Pen

      
Numéro d'application 29818526
Numéro de brevet D1030871
Statut Délivré - en vigueur
Date de dépôt 2021-12-09
Date de la première publication 2024-06-11
Date d'octroi 2024-06-11
Propriétaire MITSUBISHI PENCIL COMPANY, LIMITED (Japon)
Inventeur(s) Takanashi, Kazuhiko

58.

APPLICATOR

      
Numéro d'application JP2023042453
Numéro de publication 2024/117102
Statut Délivré - en vigueur
Date de dépôt 2023-11-28
Date de publication 2024-06-06
Propriétaire MITSUBISHI PENCIL COMPANY, LIMITED (Japon)
Inventeur(s) Fujimoto Kota

Abrégé

Provided is an applicator that can perform air replacement after discharging a coating liquid even if the applicator is equipped with a valve mechanism that opens a valve by increasing the internal pressure of a coating liquid tank. This applicator comprises: a coating liquid tank that is a flexible container that deforms when pressed by user's fingers; a tip shaft fixed to the coating liquid tank and equipped with a discharge port for discharging the coating liquid; a coating section fixed to the tip shaft; and a valve mechanism that communicates the coating liquid tank with the coating section, wherein the valve mechanism includes at least two valve mechanisms, an intake valve and a liquid discharge valve, a valve stem and a second valve container are provided inside the intake valve mechanism, when the pressure inside the coating liquid tank is negative, air can be taken in through a gap between the valve stem and the second valve container, the intake valve mechanism and a first valve container are provided inside the liquid discharge valve mechanism, and when the pressure inside the coating liquid tank is positive, the coating liquid can flow through a gap between the intake valve mechanism and the first valve container.

Classes IPC  ?

  • B43K 5/18 - Dispositifs pour amener l'encre aux plumes
  • A45D 34/04 - Récipients ou accessoires spécialement conçus pour l'emploi de produits de toilette ou cosmétiques liquides, p. ex. de parfums spécialement conçus pour étendre un liquide, p. ex. à l'aide d'un rouleau ou d'une bille
  • B43K 5/04 - Réservoirs d'encre flexibles
  • B43K 8/02 - Stylographes à pointes à écrire autres que des plumes ou des billes à pointe à écrire comportant des fibres, du feutre ou un matériau similaire poreux ou de structure capillaire
  • B43K 8/04 - Dispositions pour amener l'encre aux pointes à écrire
  • B65D 83/00 - Réceptacles ou paquets comportant des moyens particuliers pour distribuer leur contenu

59.

OIL-IN-WATER INK COMPOSITION FOR WRITING UTENSILS

      
Numéro d'application JP2023042486
Numéro de publication 2024/117111
Statut Délivré - en vigueur
Date de dépôt 2023-11-28
Date de publication 2024-06-06
Propriétaire MITSUBISHI PENCIL COMPANY, LIMITED (Japon)
Inventeur(s) Ogura, Kosuke

Abrégé

An aqueous ink composition for writing utensils according to the present invention comprises an aqueous phase and an oil phase that is dispersed, in the form of an oil-in-water emulsion, in the aqueous phase; at least one of the oil phase and the aqueous phase contains a coloring material; the oil phase contains an oxygen removing agent; the content ratio of the oxygen removing agent is 3% by mass or more relative to the mass of the oil phase; and the content ratio of the oxygen removing agent in the aqueous phase is 1.5% by mass or less relative to the mass of the aqueous phase.

Classes IPC  ?

  • C09D 11/16 - Encres pour écrire
  • B43K 7/00 - Stylographes à bille
  • C09D 11/18 - Encres pour écrire pour l'utilisation dans les stylos à bille

60.

Pen

      
Numéro d'application 29816555
Numéro de brevet D1029937
Statut Délivré - en vigueur
Date de dépôt 2021-11-23
Date de la première publication 2024-06-04
Date d'octroi 2024-06-04
Propriétaire MITSUBISHI PENCIL COMPANY, LIMITED (Japon)
Inventeur(s) Nishida, Tsuyoshi

61.

Case for refill lead

      
Numéro d'application 29816579
Numéro de brevet D1029938
Statut Délivré - en vigueur
Date de dépôt 2021-11-23
Date de la première publication 2024-06-04
Date d'octroi 2024-06-04
Propriétaire MITSUBISHI PENCIL COMPANY, LIMITED (Japon)
Inventeur(s) Nishida, Tsuyoshi

62.

OILY INK COMPOSITION FOR WRITING UTENSIL

      
Numéro d'application 18551063
Statut En instance
Date de dépôt 2022-03-18
Date de la première publication 2024-05-23
Propriétaire MITSUBISHI PENCIL COMPANY, LIMITED (Japon)
Inventeur(s) Setagawa, Yosuke

Abrégé

An oily ink composition for writing utensils may include a pigment, a binder resin, an organic solvent, and fluororesin particles. The total content of the pigment and the fluororesin particles may be in a range of from 35 to 70 mass % with respect to the mass of the solid components of the oily ink composition. The mass ratio of the fluororesin particles to the total mass of the pigment and the fluororesin particles may be in a range of from 0.10 to 0.45.

Classes IPC  ?

  • C09D 11/17 - Encres pour écrire caractérisées par des agents colorants
  • B43K 8/04 - Dispositions pour amener l'encre aux pointes à écrire

63.

KNOCK-TYPE WRITING TOOL

      
Numéro d'application JP2023041202
Numéro de publication 2024/106495
Statut Délivré - en vigueur
Date de dépôt 2023-11-16
Date de publication 2024-05-23
Propriétaire MITSUBISHI PENCIL COMPANY, LIMITED (Japon)
Inventeur(s) Namiki, Yoshiharu

Abrégé

This knock-type writing tool 1 comprises: a shaft tube 2 in which a tapered surface 14 having an inner diameter gradually decreasing toward the front end of the shaft tube is provided inside a front end section of the shaft tube 2; and a refill 4 disposed inside the shaft tube 2, wherein a brake member 60 which cooperates with the tapered surface 14 to perform braking of the refill 4 when the refill 4 advances is provided on the outer surface of the refill 4.

Classes IPC  ?

  • B43K 24/08 - Mécanismes de sélection de sortie, de blocage ou de retrait des pointes à écrire pour verrouiller une seule pointe à écrire dans les positions tout à fait sortie ou tout à fait rentrée uniquement actionnés par des boutons-poussoirs
  • B43K 5/16 - Stylographes à plumes, c.-à-d. porte-plumes avec réservoirs d'encre incorporés dans les parties tenues par la main avec des plumes rétractables
  • B43K 7/12 - Stylographes à bille à pointes à bille rétractables

64.

WRITING INSTRUMENT

      
Numéro d'application JP2023041227
Numéro de publication 2024/106498
Statut Délivré - en vigueur
Date de dépôt 2023-11-16
Date de publication 2024-05-23
Propriétaire MITSUBISHI PENCIL COMPANY, LIMITED (Japon)
Inventeur(s)
  • Namiki, Yoshiharu
  • Tamura, Makoto

Abrégé

A click-action writing instrument 1 comprises a rear shaft 20, an inner cylinder 30 having on a side surface thereof an elastic deformation portion 37 that can elastically deform radially outward and inward, and a rotor 40. The elastic deformation portion has a first protrusion 38 on the outer surface thereof. The elastic deformation portion has a second protrusion 39 on the inner surface thereof. The first protrusion 38 is configured to cause the elastic deformation portion to deform radially inward when the inner cylinder is inserted into the rear shaft. The second protrusion 39, in a state prior to insertion of the inner cylinder into the rear shaft, causes the elastic deformation portion to deform radially outward when the rotor is inserted into the inner cylinder. The deformed elastic deformation portion is configured to recover after the rotor is inserted.

Classes IPC  ?

  • B43K 24/08 - Mécanismes de sélection de sortie, de blocage ou de retrait des pointes à écrire pour verrouiller une seule pointe à écrire dans les positions tout à fait sortie ou tout à fait rentrée uniquement actionnés par des boutons-poussoirs
  • B43K 7/00 - Stylographes à bille

65.

CARBON MATERIAL DISPERSION SOLUTION, AND SLURRY COMPOSITION FOR SECONDARY BATTERY NEGATIVE ELECTRODES IN WHICH SAME IS USED

      
Numéro d'application JP2023037519
Numéro de publication 2024/095757
Statut Délivré - en vigueur
Date de dépôt 2023-10-17
Date de publication 2024-05-10
Propriétaire MITSUBISHI PENCIL COMPANY, LIMITED (Japon)
Inventeur(s)
  • Hayakawa Takayuki
  • Matsushima Ryosuke
  • Sakuma Satoshi
  • Abe Hiroshi

Abrégé

The purpose of the present invention is to provide: a carbon material dispersion solution which does not adversely affect other blended components, is effective against microorganism including a broad spectrum of bacteria, fungi and yeast, exhibits a high preservative and antibacterial effect in a small amount for a long period with high sustainability even under any environments, and therefore can highly achieve both of dispersibility and storge stability; and a slurry composition for secondary battery negative electrodes, in which the dispersion solution is used and which is suitable for the production of a battery such as a lithium ion battery and an electrode. The carbon material dispersion solution according to the present disclosure comprises at least a carbon material containing carbon nanotubes, a dispersing agent, a preservative agent and a liquid medium, and is characterized in that the preservative agent comprises a triazine-based compound and at least one component selected from group A. Group A: a iodopropargyl-based compound, a pyridine-based compound, a pyrithione-based compound, an oxyquinoline-based compound, a benzothiazole-based compound, an isothiazoline-based compound, and a dithiol-based compound.

Classes IPC  ?

  • H01M 4/62 - Emploi de substances spécifiées inactives comme ingrédients pour les masses actives, p. ex. liants, charges
  • A01N 25/04 - Dispersions ou gels
  • A01N 43/40 - Biocides, produits repoussant ou attirant les animaux nuisibles, ou régulateurs de croissance des végétaux, contenant des composés hétérocycliques comportant des cycles avec un atome d'azote comme unique hétéro-atome du cycle des cycles à six chaînons
  • A01N 43/707 - Triazines-1,2,3 ou -1,2,4Triazines-1,2,3 ou -1,2,4 hydrogénées
  • A01P 1/00 - DésinfectantsComposés antimicrobiens ou leurs mélanges
  • A01P 3/00 - Fongicides
  • C01B 32/174 - DérivatisationSolubilisation dans les solvantsDispersion dans les solvants
  • C09D 17/00 - Pigments en pâtes, p. ex. pour pigmenter les peintures
  • H01B 1/24 - Matériau conducteur dispersé dans un matériau organique non conducteur le matériau conducteur comportant des compositions à base de carbone-silicium, du carbone ou du silicium
  • H01M 4/139 - Procédés de fabrication

66.

COATING LIQUID FOR ELECTRODE FORMATION

      
Numéro d'application JP2023039049
Numéro de publication 2024/095949
Statut Délivré - en vigueur
Date de dépôt 2023-10-30
Date de publication 2024-05-10
Propriétaire MITSUBISHI PENCIL COMPANY, LIMITED (Japon)
Inventeur(s)
  • Hayakawa Takayuki
  • Matsushima Ryosuke
  • Sakuma Satoshi
  • Abe Hiroshi

Abrégé

[Problem] To provide a carbon nanotube dispersion having excellent dispersibility. [Solution] Provided is a carbon nanotube dispersion containing at least carbon nanotubes, oxidized cellulose nanofibers, and water, the carbon nanotube dispersion characterized by at least 85% or more of the oxidized cellulose nanofibers having a length of 50 to 250 nm.

Classes IPC  ?

  • H01M 4/62 - Emploi de substances spécifiées inactives comme ingrédients pour les masses actives, p. ex. liants, charges
  • C09C 1/44 - Carbone
  • C09D 1/00 - Compositions de revêtement, p. ex. peintures, vernis ou vernis-laques, à base de substances inorganiques
  • C09D 5/02 - Peintures émulsions
  • C09D 5/04 - Peintures thixotropiques
  • C09D 5/24 - Peintures électriquement conductrices
  • C09D 17/00 - Pigments en pâtes, p. ex. pour pigmenter les peintures
  • C09D 101/04 - OxycelluloseHydrocellulose
  • C09D 109/00 - Compositions de revêtement à base d'homopolymères ou de copolymères d'hydrocarbures diéniques conjugués
  • H01M 4/04 - Procédés de fabrication en général
  • H01M 4/139 - Procédés de fabrication

67.

CARBON NANOTUBE DISPERSION

      
Numéro d'application JP2023039057
Numéro de publication 2024/095953
Statut Délivré - en vigueur
Date de dépôt 2023-10-30
Date de publication 2024-05-10
Propriétaire MITSUBISHI PENCIL COMPANY, LIMITED (Japon)
Inventeur(s)
  • Hayakawa Takayuki
  • Matsushima Ryosuke
  • Sakuma Satoshi
  • Abe Hiroshi

Abrégé

Provided is a carbon nanotube dispersion having exceptional dispersibility. This carbon nanotube dispersion contains at least carbon nanotubes, oxidized cellulose nanofibers, and water, the carbon nanotube dispersion being characterized in that 85% or more of the oxidized cellulose nanofibers have a fiber length of 50-250 nm.

Classes IPC  ?

  • H01B 1/24 - Matériau conducteur dispersé dans un matériau organique non conducteur le matériau conducteur comportant des compositions à base de carbone-silicium, du carbone ou du silicium
  • C08K 3/04 - Carbone
  • C08K 7/00 - Emploi d'ingrédients caractérisés par leur forme
  • C08L 1/04 - OxycelluloseHydrocellulose
  • C09C 1/44 - Carbone
  • C09D 1/00 - Compositions de revêtement, p. ex. peintures, vernis ou vernis-laques, à base de substances inorganiques
  • C09D 5/02 - Peintures émulsions
  • C09D 5/24 - Peintures électriquement conductrices
  • C09D 7/61 - Adjuvants non macromoléculaires inorganiques
  • C09D 17/00 - Pigments en pâtes, p. ex. pour pigmenter les peintures
  • C09D 101/04 - OxycelluloseHydrocellulose
  • H01M 4/139 - Procédés de fabrication
  • H01M 4/62 - Emploi de substances spécifiées inactives comme ingrédients pour les masses actives, p. ex. liants, charges

68.

SLURRY COMPOSITION FOR NEGATIVE ELECTRODES FOR SECONDARY BATTERIES

      
Numéro d'application JP2023037527
Numéro de publication 2024/095759
Statut Délivré - en vigueur
Date de dépôt 2023-10-17
Date de publication 2024-05-10
Propriétaire MITSUBISHI PENCIL COMPANY, LIMITED (Japon)
Inventeur(s)
  • Hayakawa Takayuki
  • Matsushima Ryosuke
  • Sakuma Satoshi
  • Hashimoto Tsuyoshi

Abrégé

The present invention provides a slurry composition for negative electrodes for secondary batteries, the slurry composition using carbon nanotubes and still exhibiting high stability and being capable of forming a negative electrode that has a low resistance value if formed into an electrode, thereby being suitable for the production of a battery electrode for a lithium ion battery or the like. A slurry composition for negative electrodes for secondary batteries according to the present disclosure contains at least carbon nanotubes, a conductive material, an active material for negative electrodes, a dispersant and a binder component, and is characterized in that the dispersant is composed of a carboxymethyl cellulose having a mass average molecular weight of 300,000 or less or a metal salt thereof, and a carboxymethyl cellulose having a mass average molecular weight of 1,000,000 to 3,000,000 or a metal salt thereof.

Classes IPC  ?

  • H01M 4/131 - Électrodes à base d'oxydes ou d'hydroxydes mixtes, ou de mélanges d'oxydes ou d'hydroxydes, p. ex. LiCoOx
  • H01M 4/62 - Emploi de substances spécifiées inactives comme ingrédients pour les masses actives, p. ex. liants, charges

69.

OILY INK COMPOSITION

      
Numéro d'application 18549397
Statut En instance
Date de dépôt 2022-02-24
Date de la première publication 2024-05-09
Propriétaire MITSUBISHI PENCIL COMPANY, LIMITED (Japon)
Inventeur(s) Ikai, Takayuki

Abrégé

An oily ink composition may include propylene glycol monomethyl ether, a resin, a hydroxy acid ester having a boiling point of 150° C. or higher, a co-solvent, and a vapor-deposited aluminum pigment of a leafing type. The resin can dissolve in the co-solvent and the co-solvent may have a higher boiling point than the hydroxy acid ester.

Classes IPC  ?

  • C09D 11/17 - Encres pour écrire caractérisées par des agents colorants
  • B05B 7/24 - Appareillages de pulvérisation pour débiter des liquides ou d'autres matériaux fluides provenant de plusieurs sources, p. ex. un liquide et de l'air, une poudre et un gaz avec des moyens, p. ex. un récipient, pour alimenter en liquide ou autre matériau fluide un dispositif de décharge
  • B43K 8/00 - Stylographes à pointes à écrire autres que des plumes ou des billes
  • C09D 7/63 - Adjuvants non macromoléculaires organiques
  • C09D 7/65 - Adjuvants macromoléculaires

70.

PRUSSIAN BLUE DISPERSION FOR COSMETICS, AND COSMETICS INCLUDING SAME

      
Numéro d'application 18274996
Statut En instance
Date de dépôt 2022-02-16
Date de la première publication 2024-05-09
Propriétaire MITSUBISHI PENCIL COMPANY, LIMITED (Japon)
Inventeur(s)
  • Inoue, Kensuke
  • Hayakawa, Takayuki
  • Sakuma, Satoshi

Abrégé

Provided is a Prussian blue dispersion for cosmetics excellent in dispersion stability, color-developing properties (high chroma), and storage stability, and a cosmetic in which the Prussian blue dispersion is blended, the cosmetic being suitable for makeup cosmetics such as eyeshadows, eyeliners, eyebrow pencil, and mascaras. Further provided is a green liquid cosmetic excellent in green color developing properties (high chroma) and dispersion stability, the cosmetic being suitable for makeup cosmetics such as eyeshadows, eyeliners, eyebrow pencil, and mascaras. The Prussian blue dispersion for cosmetics of the present disclosure includes at least Prussian blue, a water-soluble basic substance, and water. The cosmetic of the present invention is formed by blending the Prussian blue dispersion. Further, the green liquid cosmetic is obtained by blending the Prussian blue dispersion with a red iron oxide dispersion of red color having a specific property.

Classes IPC  ?

  • A61K 8/19 - Cosmétiques ou préparations similaires pour la toilette caractérisés par la composition contenant des composés inorganiques
  • A61K 8/04 - DispersionsÉmulsions
  • A61Q 1/02 - Préparations contenant des colorants cutanés, p. ex. pigments

71.

WATER-BASED DISPERSION FOR ELECTROMAGNETIC WAVE SHIELDING FILM FORMATION

      
Numéro d'application JP2023037474
Numéro de publication 2024/090285
Statut Délivré - en vigueur
Date de dépôt 2023-10-17
Date de publication 2024-05-02
Propriétaire MITSUBISHI PENCIL COMPANY, LIMITED (Japon)
Inventeur(s)
  • Ikai, Takayuki
  • Kadohashi, Kouta

Abrégé

The present invention provides a novel water-based dispersion for electromagnetic wave shielding film formation that has good coating and adhesion to a resin substrate and that can form an electromagnetic wave shielding film having good electrical characteristics. This water-based dispersion for electromagnetic wave shield film formation contains water, carbon black, and a urethane dispersion. The ratio of the mass of particles of the polyurethane dispersion to the mass of the carbon black is 0.55-1.20.

Classes IPC  ?

72.

WRITING INSTRUMENT COTTON WADDING, AND WRITING INSTRUMENT

      
Numéro d'application JP2023037996
Numéro de publication 2024/090347
Statut Délivré - en vigueur
Date de dépôt 2023-10-20
Date de publication 2024-05-02
Propriétaire MITSUBISHI PENCIL COMPANY, LIMITED (Japon)
Inventeur(s)
  • Kamitani Toshimi
  • Nakashima Atsushi
  • Nagaoka Kengo
  • Sumiyoshi Satoru

Abrégé

Provided are writing instrument cotton wadding that contributes to a recycling-oriented society, and a writing instrument that enables simple replacement of the writing instrument cotton wadding (an ink reservoir) and enables reuse of the cotton wadding. The writing instrument cotton wadding of the present disclosure is characterized in that a porous body the raw material of which is pulp is used as the cotton wadding. A writing instrument A comprises: a leading shaft 20 having a nib 60; and a rear shaft 30 that houses cotton wadding 10 configured as above, the writing instrument being characterized in that the cotton wadding 10 and the nib 60 are separated by rectilinear motion toward the rear of the rear shaft 30. The writing instrument A has a structure that allows the cotton wadding 10 to be removed by releasing a sliding member 50 provided to the rear shaft 30.

Classes IPC  ?

  • B43K 8/03 - Réservoirs d'encreCartouches d'encre

73.

MECHANICAL PENCIL

      
Numéro d'application JP2023038181
Numéro de publication 2024/090376
Statut Délivré - en vigueur
Date de dépôt 2023-10-23
Date de publication 2024-05-02
Propriétaire MITSUBISHI PENCIL COMPANY, LIMITED (Japon)
Inventeur(s) Izawa, Hirotake

Abrégé

A mechanical pencil 1 comprises an axial tube 5, a chuck unit 10 that permits advancement of a lead and prevents retraction thereof, and a rotary drive mechanism 30 that includes a rotor 40 and that rotationally drives the rotor 40 in one direction in response to: a retracting operation in the axial direction due to a writing pressure received by the lead being held by the chuck unit 10; and an advancing operation in the axial direction due to removal of the writing pressure. The amount m of retraction due to the retracting operation is within the range of 0.05-0.3 mm.

Classes IPC  ?

  • B43K 21/16 - Mécanismes d'avancement des mines avec des mines avancées par à-coups

74.

MECHANICAL PENCIL

      
Numéro d'application JP2023038186
Numéro de publication 2024/090378
Statut Délivré - en vigueur
Date de dépôt 2023-10-23
Date de publication 2024-05-02
Propriétaire MITSUBISHI PENCIL COMPANY, LIMITED (Japon)
Inventeur(s) Izawa, Hirotake

Abrégé

A mechanical pencil 1 has a first cam surface 140a, a second cam surface 140b, a first fixed cam surface 141a that cooperates with the first cam surface to cause a rotating element to rotate, and a second fixed cam surface that cooperates with the second cam surface to cause a rotating element to rotate. The first cam surface is provided with first cam teeth 140aa, the second cam surface is provided with second cam teeth 140ba, the first fixed cam surface is provided with first fixed cam teeth 141aa that cooperate with the first cam teeth, and the second fixed cam surface is provided with second fixed cam teeth 142aa that cooperate with the second cam teeth. The first cam teeth are configured such that in each first cam tooth, the relationship 0 < Y < X is achieved, where, with respect to a perpendicular line drawn from the apex, X is the length of the base on the rear side with respect to the rotating direction of the rotating element 140, and Y is the length of the base on the front side with respect to the rotating direction of the rotating element.

Classes IPC  ?

  • B43K 21/16 - Mécanismes d'avancement des mines avec des mines avancées par à-coups

75.

POSCA

      
Numéro d'application 1786841
Statut Enregistrée
Date de dépôt 2024-03-04
Date d'enregistrement 2024-03-04
Propriétaire MITSUBISHI PENCIL COMPANY, LIMITED (Japon)
Classes de Nice  ? 16 - Papier, carton et produits en ces matières

Produits et services

Writing instruments.

76.

INK COMPOSITION FOR AQUEOUS BALLPOINT PEN

      
Numéro d'application 18554862
Statut En instance
Date de dépôt 2022-03-23
Date de la première publication 2024-04-25
Propriétaire MITSUBISHI PENCIL COMPANY, LIMITED (Japon)
Inventeur(s)
  • Miyazaki, Yuichi
  • Ueda, Satoshi

Abrégé

A water-based ink composition for an aqueous ballpoint pen that maintains smooth writing feel even when stored for a long time with a pen tip facing downward and is excellent in suppressing abrasion of a ball receiving seat is provided. Such an ink composition for an aqueous ballpoint pen includes an ink composition for an aqueous ballpoint pen, the ink composition comprising at least a coloring material; fine particles having a new Mohs hardness of 3 or greater and an average particle size of 30 μm or less; a polyoxyethylene polycyclic phenyl-based surfactant; and a water-soluble solvent.

Classes IPC  ?

  • C09D 11/18 - Encres pour écrire pour l'utilisation dans les stylos à bille

77.

REPLACEMENT LEAD PACKAGE AND REPLACEMENT LEAD SET FOR WRITING IMPLEMENT

      
Numéro d'application JP2023037572
Numéro de publication 2024/085151
Statut Délivré - en vigueur
Date de dépôt 2023-10-17
Date de publication 2024-04-25
Propriétaire MITSUBISHI PENCIL COMPANY, LIMITED (Japon)
Inventeur(s)
  • Kajizuka Takashi
  • Hashimoto Chika
  • Fukazawa Naoto
  • Yoshida Kazunori

Abrégé

The present invention provides a replacement lead package and a replacement lead set which are for a writing implement and which achieve a plastic-free state and suppress an increase in manufacturing costs. This replacement lead package is constituted by a flat plate body 2 composed of a cardboard comprising a core formed by a paper base material in a wavy shape, and a liner composed of a paper base material adhered to both surfaces of the core, wherein a linear space section formed between the core and the liner is used as a replacement lead chamber, and the replacement lead L for a writing tool is accommodated in the replacement lead chamber. A replacement lead extraction hole 9 of the replacement lead chamber is formed in an end section of the flat plate body 2, and a label seal 10 for covering the lead replacement extraction hole 9 is stuck to the flat plate body 2 and thus the replacement lead extraction hole 9 is sealed.

Classes IPC  ?

78.

SUPPLY LIQUID-CONTAINING LIQUID STORAGE TUBE

      
Numéro d'application JP2023036511
Numéro de publication 2024/080235
Statut Délivré - en vigueur
Date de dépôt 2023-10-06
Date de publication 2024-04-18
Propriétaire MITSUBISHI PENCIL COMPANY, LIMITED (Japon)
Inventeur(s)
  • Takada, Koji
  • Ichikawa, Shuji

Abrégé

As illustrated by fig. 1, a supply liquid-containing liquid storage tube 100 according to the present invention has a liquid supply portion 10 and a liquid storage portion 20; in the liquid storage portion 20, a supply liquid 30 and a multilayer follower 40 are stored in that order from the liquid supply portion 10 side; the multilayer follower 40 includes at least a first follower 42 and a second follower 44; the first follower 42 is more on the liquid supply portion 10 side than the second follower 44; the first follower 42 contains a first base oil; the second follower 44 contains a second base oil; and the ratio of the specific gravity of the first follower 42 to the specific gravity of the second follower 44 is greater than 1.05.

Classes IPC  ?

  • B43K 8/03 - Réservoirs d'encreCartouches d'encre
  • A61K 8/02 - Cosmétiques ou préparations similaires pour la toilette caractérisés par une forme physique particulière
  • C09K 3/00 - Substances non couvertes ailleurs

79.

LIQUID STORAGE TUBE FILLED WITH LIQUID TO BE SUPPLIED

      
Numéro d'application JP2023036526
Numéro de publication 2024/080238
Statut Délivré - en vigueur
Date de dépôt 2023-10-06
Date de publication 2024-04-18
Propriétaire MITSUBISHI PENCIL COMPANY, LIMITED (Japon)
Inventeur(s)
  • Takada, Koji
  • Ichikawa, Shuji

Abrégé

As illustrated in fig. 1, a liquid storage tube 100 filled with a liquid to be supplied according to the present invention comprises a liquid supply part 10 and a liquid storage part 20. In the liquid storage part 20, a to-be-supplied liquid 30 in contact with the liquid supply part 10, and a multi-layer following body 40 constituted by a plurality of layers are stored in this order from the liquid supply part 10 side. The multi-layer following body 40 includes at least a first following body 42 and a second following body 44, the first following body 42 being present further to the liquid supply part 10 side than the second following body 44. A phase angle of the first following body 42 exceeds 45° and a phase angle of the second following body 44 is 45° or less.

Classes IPC  ?

  • B43K 8/03 - Réservoirs d'encreCartouches d'encre
  • A61K 8/02 - Cosmétiques ou préparations similaires pour la toilette caractérisés par une forme physique particulière
  • C09K 3/00 - Substances non couvertes ailleurs

80.

UNFIRED PENCIL LEAD

      
Numéro d'application JP2023037278
Numéro de publication 2024/080375
Statut Délivré - en vigueur
Date de dépôt 2023-10-13
Date de publication 2024-04-18
Propriétaire MITSUBISHI PENCIL COMPANY, LIMITED (Japon)
Inventeur(s) Okuyama, Hiroyuki

Abrégé

This unfired pencil lead contains a pigment-containing colorant, wax, an extender material, and a water-soluble resin, wherein the pigment includes both C.I. Pigment Yellow 74 (PY-74) and C.I. Pigment Red 254 (PR-254), and the total proportion of the PY-74 and the PR-254 in the pigment is at least 50 mass%.

Classes IPC  ?

  • C09D 13/00 - Mines de crayonCompositions de pastelsCompositions de craies
  • B43K 19/02 - Crayons à mine de graphiteCrayons de couleur

81.

WRITING IMPLEMENT

      
Numéro d'application JP2023036319
Numéro de publication 2024/075805
Statut Délivré - en vigueur
Date de dépôt 2023-10-05
Date de publication 2024-04-11
Propriétaire MITSUBISHI PENCIL COMPANY, LIMITED (Japon)
Inventeur(s) Kamitani Toshimi

Abrégé

Provided is a writing implement that can reliably supply ink to the tip of a pen and can improve ink diffusion properties. A writing implement A according to the present disclosure is characterized by comprising a cotton wadding 17 having two or more fine pore size distributions. The cotton wadding 17 is preferably such that a frequency of occurrence of less than 90 µm is high in a region having a radius of 0.5 mm from the center as determined through cross-sectional image analysis.

Classes IPC  ?

  • B43K 8/03 - Réservoirs d'encreCartouches d'encre
  • B43K 8/06 - Mèches d'alimentation entre l'intérieur du réservoir et la pointe à écrire
  • C09D 11/17 - Encres pour écrire caractérisées par des agents colorants

82.

REPLACEMENT LEAD CASE

      
Numéro d'application 18257784
Statut En instance
Date de dépôt 2021-12-16
Date de la première publication 2024-03-28
Propriétaire MITSUBISHI PENCIL COMPANY, LIMITED (Japon)
Inventeur(s)
  • Kawabata, Mitsuhiro
  • Nakamura, Kyoichiro
  • Fujisawa, Kiyoshi

Abrégé

A replacement lead case includes a case body that forms an inner space surrounded by a rear surface plate and right and left leg plates as a replacement lead accommodation room and has a lid body on the tip end thereof and a case part on a rear part thereof via a bendable thin part provided on the rear surface plate, and a cover member that has a U-shaped cross-section orthogonal to a longitudinal direction molded by a front surface plate and right and left outer leg plates covers the replacement lead accommodation room on a case body with the front surface plate and slidably supports the case body in the longitudinal direction with the leg plates positioned on the inside of the outer leg plates. A rail-shaped guide is formed on the lid body along the longitudinal direction, and the cover member includes a slider that contacts the guide.

Classes IPC  ?

  • B65D 6/06 - Réceptacles dont le corps est formé par jonction ou liaison de plusieurs composants rigides ou sensiblement rigides, constitués en totalité ou principalement en métal, en matière plastique, en bois ou en un matériau de remplacement caractérisés par la forme du type à tiroir-enveloppe
  • B65D 1/34 - Plateaux ou réceptacles analogues peu profonds
  • B65D 43/20 - Couvercles ou chapeaux inamovibles coulissables linéairement
  • B65D 85/24 - Réceptacles, éléments d'emballage ou paquets spécialement adaptés à des objets ou à des matériaux particuliers pour objets incompressibles ou rigides en forme de baguette ou tubulaires pour aiguilles, clous ou petits objets de forme allongée similaires

83.

PHOTOCHROMIC PARTICLE AQUEOUS DISPERSION AND WATER-BASED INK COMPOSITION CONTAINING SAME

      
Numéro d'application JP2023030928
Numéro de publication 2024/053449
Statut Délivré - en vigueur
Date de dépôt 2023-08-28
Date de publication 2024-03-14
Propriétaire MITSUBISHI PENCIL COMPANY, LIMITED (Japon)
Inventeur(s) Haga Hisato

Abrégé

33) and R is a hydrogen atom (H), a C1-22 alkyl group, or the like.]

Classes IPC  ?

  • C09D 11/50 - Encres sympathiques, encres changeant de couleur ou encres similaires
  • B41J 2/01 - Machines à écrire ou mécanismes d'impression sélective caractérisés par le procédé d'impression ou de marquage pour lequel ils sont conçus caractérisés par la mise en contact sélective d'un liquide ou de particules avec un matériau d'impression à jet d'encre
  • B41M 5/00 - Procédés de reproduction ou méthodes de reproduction ou de marquageMatériaux en feuilles utilisés à cet effet
  • C09D 11/17 - Encres pour écrire caractérisées par des agents colorants
  • C09D 11/32 - Encres pour l'impression à jet d'encre caractérisées par des agents colorants
  • C09K 9/02 - Substances organiques devenant sombres

84.

BATTERY ELECTRODE GRAPHITE DISPERSION

      
Numéro d'application JP2023031238
Numéro de publication 2024/053488
Statut Délivré - en vigueur
Date de dépôt 2023-08-29
Date de publication 2024-03-14
Propriétaire MITSUBISHI PENCIL COMPANY, LIMITED (Japon)
Inventeur(s)
  • Matsushima Ryosuke
  • Hayakawa Takayuki
  • Sakuma Satoshi
  • Abe Hiroshi

Abrégé

Provided is a battery electrode graphite dispersion suitable for the production of, e.g. an electrode for a battery such as a lithium ion battery. The battery electrode graphite dispersion according to the present disclosure is characterized by including at least graphite particles with an average particle size of 5-50 μm, a dispersant, and water.

Classes IPC  ?

  • H01M 4/62 - Emploi de substances spécifiées inactives comme ingrédients pour les masses actives, p. ex. liants, charges
  • H01M 4/139 - Procédés de fabrication

85.

uniball

      
Numéro d'application 1779606
Statut Enregistrée
Date de dépôt 2024-01-18
Date d'enregistrement 2024-01-18
Propriétaire MITSUBISHI PENCIL COMPANY, LIMITED (Japon)
Classes de Nice  ? 16 - Papier, carton et produits en ces matières

Produits et services

Stationery.

86.

COMPOSITE CONDUCTIVE FILLER PARTICLES, CONDUCTIVE RESIN COMPOSITION, AND CONDUCTIVE RESIN MOLDED ARTICLE

      
Numéro d'application JP2023031543
Numéro de publication 2024/048654
Statut Délivré - en vigueur
Date de dépôt 2023-08-30
Date de publication 2024-03-07
Propriétaire MITSUBISHI PENCIL COMPANY, LIMITED (Japon)
Inventeur(s)
  • Kubo, Ryota
  • Yamada, Kunitaka
  • Nonogaki, Akihiro

Abrégé

Provided are: composite conductive filler particles 10 having graphite particles 2 and amorphous carbon 1 with which the graphite particles are coated; a conductive resin composition 20 having a resin material 3 and the composite conductive filler particles 10 dispersed in the resin material 3; and a conductive resin composition molded article formed by molding the conductive resin composition 20.

Classes IPC  ?

  • C08K 9/00 - Emploi d'ingrédients prétraités
  • C08L 101/00 - Compositions contenant des composés macromoléculaires non spécifiés
  • H01B 1/24 - Matériau conducteur dispersé dans un matériau organique non conducteur le matériau conducteur comportant des compositions à base de carbone-silicium, du carbone ou du silicium
  • C01B 32/21 - Post-traitement
  • H01M 8/0213 - Matériaux imperméables aux gaz contenant du carbone
  • H01M 8/0221 - Résines organiquesPolymères organiques
  • H01M 8/0226 - Composites sous forme de mélanges
  • B29C 43/18 - Moulage par pressage, c.-à-d. en appliquant une pression externe pour faire couler la matière à moulerAppareils à cet effet pour la fabrication d'objets de longueur définie, c.-à-d. d'objets séparés en incorporant des parties ou des couches préformées, p. ex. moulage par pressage autour d'inserts ou sur des objets à recouvrir
  • C09C 1/44 - Carbone
  • C09C 3/06 - Traitement par des composés inorganiques
  • C08K 3/04 - Carbone

87.

POSCA

      
Numéro d'application 232360200
Statut En instance
Date de dépôt 2024-03-04
Propriétaire MITSUBISHI PENCIL COMPANY, LIMITED (Japon)
Classes de Nice  ? 16 - Papier, carton et produits en ces matières

Produits et services

(1) Writing instruments.

88.

CARBONACEOUS FIBROUS STRUCTURE AND PRODUCTION METHOD THEREFOR

      
Numéro d'application JP2023029113
Numéro de publication 2024/043101
Statut Délivré - en vigueur
Date de dépôt 2023-08-09
Date de publication 2024-02-29
Propriétaire MITSUBISHI PENCIL COMPANY, LIMITED (Japon)
Inventeur(s) Satake, Atsunori

Abrégé

A carbonaceous fibrous structure of the present invention comprises a fibrous carbon skeleton and a carbonaceous binding part with which the fibrous carbon skeleton is coated. The carbonaceous fibrous structure has interconnected voids and has a porosity, as determined by mercury intrusion porosimetry, of 50-85%.

Classes IPC  ?

  • C04B 38/00 - Mortiers, béton, pierre artificielle ou articles de céramiques poreuxLeur préparation
  • C04B 35/83 - Fibres de carbone dans une matrice carbonée
  • D06M 15/39 - Résines aldéhydiquesRésines cétoniquesPolyacétals

89.

WRITING IMPLEMENT PART, METHOD FOR MANUFACTURING WRITING IMPLEMENT PART, AND WRITING IMPLEMENT

      
Numéro d'application JP2023029684
Numéro de publication 2024/038890
Statut Délivré - en vigueur
Date de dépôt 2023-08-17
Date de publication 2024-02-22
Propriétaire MITSUBISHI PENCIL COMPANY, LIMITED (Japon)
Inventeur(s)
  • Fujisawa Kiyoshi
  • Kubo Ryota

Abrégé

Provided is a writing implement part that enhances the releasability of a core pin. In a writing implement part according to the present invention: through insert molding in which a wood shaft material made of natural wood flour and a water-soluble resin binder is injected into a mold, the wooden shaft material and a core pin having a paper straw inserted thereinto are integrated; and a two-layer structure having a paper straw layer 5f as an inner layer and a wood shaft layer (layers of a joint portion 5c, a cylindrical portion 5d, and a tapered portion 5e) as an outer layer is formed by releasing the core pin.

Classes IPC  ?

  • B29C 45/14 - Moulage par injection, c.-à-d. en forçant un volume déterminé de matière à mouler par une buse d'injection dans un moule ferméAppareils à cet effet en incorporant des parties ou des couches préformées, p. ex. moulage par injection autour d'inserts ou sur des objets à recouvrir
  • B29C 45/16 - Fabrication d'objets multicouches ou polychromes
  • B43K 7/00 - Stylographes à bille

90.

RECYCLED NATURAL MATERIAL

      
Numéro d'application JP2023029690
Numéro de publication 2024/038891
Statut Délivré - en vigueur
Date de dépôt 2023-08-17
Date de publication 2024-02-22
Propriétaire MITSUBISHI PENCIL COMPANY, LIMITED (Japon)
Inventeur(s)
  • Kubo Ryota
  • Nonaka Hiroshi

Abrégé

Provided is a recycled natural material such as recycled wood that exhibits excellent cutting machinability without losing strength or water resistance, has minimal burden on the environment, can be easily manufactured, and contributes to solving the problem of resource depletion. Examples of the recycled natural material include recycled natural materials that comprise, for example, at least a constituent material formed from at least one type of powder derived from a biomass resource and having a particle diameter of 2 mm or less, a cutting improving material formed from a thermoplastic solid having a melting point of 40ºC or higher, and a binding material, the recycled natural material being configured with a mass ratio of the constituent material / the cutting improvement material / the binding material = 20-65 / 15-55 / 10-50, and being formed in a predetermined shape such as a rod shape, a plate shape, a tube shape, a block shape, or a sheet shape.

Classes IPC  ?

  • B27N 5/00 - Fabrication d'objets non plats
  • B43K 19/02 - Crayons à mine de graphiteCrayons de couleur

91.

Writing implement

      
Numéro d'application 18264849
Numéro de brevet 12227024
Statut Délivré - en vigueur
Date de dépôt 2022-02-09
Date de la première publication 2024-02-15
Date d'octroi 2025-02-18
Propriétaire MITSUBISHI PENCIL COMPANY, LIMITED (Japon)
Inventeur(s)
  • Izawa, Hirotake
  • Kamitani, Toshimi
  • Mochizuki, Chihiro
  • Tsukada, Kaito

Abrégé

Provided is a writing implement that maximizes the effective area of a viewer portion allowing visual recognition in the writing direction and that facilitates writing at a high level, at the same time. This writing implement is a writing implement A, including for example, a pen tip 20 that feeds ink from a writing implement body 10 and has a viewer portion 33 allowing visual recognition in the writing direction. The pen tip 20 is comprised of, at least, a writing part 25 and a retainer 30 having the viewer portion 33, an ink feeder portion 26 for feeding the ink from the writing implement body 10 to the writing part 25. The minimum width X of the viewer portion 33 is 3.7 mm or greater and a length Y of the viewer portion 33 is 7.4 mm or greater. The ink feeder portion 26 is arranged on one side of the viewer portion 33. Specifically, the ink feeder portion 26 is preferably adapted to be positioned on a near side during writing (on such a side that the pen tip 20 is located on an obtuse angle side of the ink feeder portion 26).

Classes IPC  ?

  • B43K 8/06 - Mèches d'alimentation entre l'intérieur du réservoir et la pointe à écrire
  • B43K 1/00 - PlumesPointes à écrire
  • B43K 8/02 - Stylographes à pointes à écrire autres que des plumes ou des billes à pointe à écrire comportant des fibres, du feutre ou un matériau similaire poreux ou de structure capillaire
  • B43K 8/03 - Réservoirs d'encreCartouches d'encre
  • B43K 27/08 - Combinaisons de porte-plumes ou stylographes

92.

LIQUID STORAGE MEMBER FOR COATING TOOLS

      
Numéro d'application 18258945
Statut En instance
Date de dépôt 2021-12-17
Date de la première publication 2024-02-08
Propriétaire MITSUBISHI PENCIL COMPANY, LIMITED (Japon)
Inventeur(s)
  • Tanaka, Saki
  • Yamaguchi, Takayuki
  • Inagawa, Yuichi

Abrégé

Provided is a liquid (e.g., ink) storage member for coating tools to reduce the consumption of plastic and the environmental impact by substituting paper base material for plastics such as polypropylene. The liquid storage member has at least three layers as follows: an inner layer made of paper base material and an intermediate layer of a paper base laminate comprising a metal layer or a silica vapor deposition layer formed on the outer surface side of the paper-based inner layer; and an outer layer made of paper base material formed on the outer surface side of the intermediate layer. The paper base laminate is wound into a spiral shape and on the outer surface side of the intermediate layer, the outer layer is also wound into a spiral shape. A polyolefin resin-containing adhesive layer lies in between the inner and intermediate layers and/or between the intermediate and outer layers.

Classes IPC  ?

  • B32B 15/12 - Produits stratifiés composés essentiellement de métal comprenant un métal comme seul composant ou comme composant principal d'une couche adjacente à une autre couche d'une substance spécifique de papier ou de carton
  • B32B 15/20 - Produits stratifiés composés essentiellement de métal comportant de l'aluminium ou du cuivre
  • B32B 7/12 - Liaison entre couches utilisant des adhésifs interposés ou des matériaux interposés ayant des propriétés adhésives
  • B32B 1/08 - Produits tubulaires
  • B32B 29/06 - Produits stratifiés composés essentiellement de papier ou de carton spécialement traité, p. ex. glacé, parcheminé
  • B43K 7/02 - Réservoirs d'encreCartouches d'encre

93.

BACKING MATERIAL FOR ULTRASONIC PROBE, METHOD FOR MAKING SAME, AND ULTRASONIC PROBE

      
Numéro d'application 18269408
Statut En instance
Date de dépôt 2021-12-08
Date de la première publication 2024-02-08
Propriétaire MITSUBISHI PENCIL COMPANY, LIMITED (Japon)
Inventeur(s)
  • Yamada, Kunitaka
  • Ohno, Toshiki

Abrégé

A backing material for an ultrasonic probe according to the present invention comprises a carbonaceous matrix that has communicating holes distributed in the matrix, and a resin with which the communicating holes are filled.

Classes IPC  ?

  • B06B 1/06 - Procédés ou appareils pour produire des vibrations mécaniques de fréquence infrasonore, sonore ou ultrasonore utilisant l'énergie électrique fonctionnant par effet piézo-électrique ou par électrostriction
  • H04R 17/00 - Transducteurs piézo-électriquesTransducteurs électrostrictifs
  • G10K 11/30 - Procédés ou dispositifs pour transmettre, conduire ou diriger le son pour focaliser ou pour diriger le son, p. ex. balayage utilisant la réfraction, p. ex. lentilles acoustiques
  • A61B 8/00 - Diagnostic utilisant des ondes ultrasonores, sonores ou infrasonores

94.

COSMETIC APPLICATOR

      
Numéro d'application JP2023026937
Numéro de publication 2024/029380
Statut Délivré - en vigueur
Date de dépôt 2023-07-24
Date de publication 2024-02-08
Propriétaire MITSUBISHI PENCIL COMPANY, LIMITED (Japon)
Inventeur(s)
  • Fujimoto Kota
  • Nakamura Yusuke

Abrégé

The present invention provides a cosmetic applicator that can ensure a liquid supply property to an applicator during upward drawing/drawing after upward storage, and guarantee a drawing performance. This cosmetic applicator comprises: a collector core that guides a cosmetic liquid from a cosmetic liquid tank to an application portion; a collector in which the collector core is arranged in a penetrating manner and that temporarily accumulates the cosmetic liquid; and a cosmetic liquid retaining portion provided in the collector. In the cosmetic liquid retaining portion, a space that can retain the cosmetic liquid is formed. The cosmetic liquid retained in the cosmetic liquid retaining portion is in contact with the collector core.

Classes IPC  ?

  • A45D 34/04 - Récipients ou accessoires spécialement conçus pour l'emploi de produits de toilette ou cosmétiques liquides, p. ex. de parfums spécialement conçus pour étendre un liquide, p. ex. à l'aide d'un rouleau ou d'une bille
  • B43K 8/04 - Dispositions pour amener l'encre aux pointes à écrire

95.

UNIBALL

      
Numéro de série 79391073
Statut Enregistrée
Date de dépôt 2024-01-18
Date d'enregistrement 2025-01-07
Propriétaire MITSUBISHI PENCIL COMPANY, LIMITED (Japon)
Classes de Nice  ? 16 - Papier, carton et produits en ces matières

Produits et services

Stationery

96.

MARKER COMPOSITION FOR SKIN, AND APPLICATION TOOL FOR SAME

      
Numéro d'application JP2023025881
Numéro de publication 2024/014508
Statut Délivré - en vigueur
Date de dépôt 2023-07-13
Date de publication 2024-01-18
Propriétaire MITSUBISHI PENCIL COMPANY, LIMITED (Japon)
Inventeur(s) Inoue Kensuke

Abrégé

Provided are: a photoluminescent marker composition for skin, which comprises a dye having satisfactory color development and a plate-like pigment, is prevented from the occurrence of color separation, and is also prevented from the detachment of the plate-like pigment and the absorption of the dye through skin or the like, and can be applied easily; and an application tool for the marker composition for skin. This marker composition for skin is characterized by containing at least an acidic dye in an amount of 0.95 to 4.75% by mass, an aminoalkyl (meth)arylate copolymer, a water-soluble organic solvent, a plate-like pigment and water, and having a pH value of lower than 7.0, in which the aminoalkyl (meth)arylate copolymer is a copolymer produced by polymerizing monomers respectively selected from Group A and Group B in which the content ratio of the monomer of Group B is 2 to 15% by mass in the copolymer. Group A: ethyl (meth)acrylate, methyl (meth)acrylate, n-propyl (meth)acrylate, and others; Group B: 2-(dimethylamino)ethyl (meth)acrylate, 2-(diethylamino)ethyl (meth)acrylate, and 3-(dimethylamino)propyl (meth)acrylate.

Classes IPC  ?

  • A61Q 1/02 - Préparations contenant des colorants cutanés, p. ex. pigments
  • A61Q 1/10 - Préparations contenant des colorants cutanés, p. ex. pigments pour les yeux, p. ex. eye-liner, mascara
  • A61Q 5/06 - Préparations pour mettre les cheveux en forme, p. ex. pour mettre en forme ou colorer temporairement
  • C09D 11/17 - Encres pour écrire caractérisées par des agents colorants
  • A45D 34/04 - Récipients ou accessoires spécialement conçus pour l'emploi de produits de toilette ou cosmétiques liquides, p. ex. de parfums spécialement conçus pour étendre un liquide, p. ex. à l'aide d'un rouleau ou d'une bille
  • A61K 8/81 - Cosmétiques ou préparations similaires pour la toilette caractérisés par la composition contenant des composés organiques macromoléculaires obtenus par des réactions faisant intervenir uniquement des liaisons insaturées carbone-carbone

97.

Mechanical pencil

      
Numéro d'application 29735216
Numéro de brevet D1010733
Statut Délivré - en vigueur
Date de dépôt 2020-05-19
Date de la première publication 2024-01-09
Date d'octroi 2024-01-09
Propriétaire MITSUBISHI PENCIL COMPANY, LTD. (Japon)
Inventeur(s)
  • Kondo, Hiroaki
  • Kageyama, Hidehei
  • Nakata, Takaaki
  • Odaka, Tadao
  • Wakayama, Takeshi

98.

OIL-BASED INK COMPOSITION FOR BALLPOINT PEN

      
Numéro d'application JP2023023092
Numéro de publication 2024/004815
Statut Délivré - en vigueur
Date de dépôt 2023-06-22
Date de publication 2024-01-04
Propriétaire MITSUBISHI PENCIL COMPANY, LIMITED (Japon)
Inventeur(s) Minobe Yumiko

Abrégé

Provided are: an oil-based ink composition for a ballpoint pen which exhibits an excellent ink dripping suppression effect, has a smooth writing feel, exhibits good initial writing performance (no rubbing when writing), dries quickly, does not cause ink spreading when rubbed due to ink dripping, exhibits improved line skipping, thereby ensuring a stable ink flow rate regardless of the designed ink flow rate of a tip, and can improve strike-through properties due to the aforementioned ink dripping suppression and quick drying properties; and an oil-based ballpoint pen. This oil-based ink composition for a ballpoint pen contains at least a coloring agent, a resin component, a solvent and water, and is characterized in that: the content of the solvent and water is 40 mass% or more relative to the total amount of the ink composition; in a case where a resin having a mass average molecular weight of 40,000 or more is contained as the resin component, the content of the resin component is 0.5 mass% or less relative to the total amount of the ink composition; when the ink composition is left to stand for 2 hours in an environment having a temperature of 50ºC and a relative humidity of 35±5%, the weight loss rate A is 25% or more; and the ratio of the weight loss rate A and the weight loss rate B when the ink composition is left to stand for 2 hours in an environment having a temperature of 50ºC and a relative humidity of 85±5% (A/B) is 0.8-1.2. The oil-based ballpoint pen is characterized by being equipped with the oil-based ink composition for a ballpoint pen having the abovementioned configuration.

Classes IPC  ?

  • C09D 11/18 - Encres pour écrire pour l'utilisation dans les stylos à bille
  • B43K 7/00 - Stylographes à bille

99.

PENCIL LEAD AND MANUFACTURING METHOD FOR SAME

      
Numéro d'application JP2023022539
Numéro de publication 2023/248969
Statut Délivré - en vigueur
Date de dépôt 2023-06-19
Date de publication 2023-12-28
Propriétaire MITSUBISHI PENCIL COMPANY, LIMITED (Japon)
Inventeur(s) Arai Hiroyuki

Abrégé

Provided are a pencil lead that has sufficient strength during writing even when the tip thereof is sharpened, experiences little degradation due to moisture absorption, is erasable, and can be manufactured without using a temperature higher than 500°C, as well as a manufacturing method for said pencil lead. A pencil lead according to the present disclosure is characterized by including at least a clay for which a 2θ peak appears at 12.4±0.5 and/or 24.5±1.0 in an XRD measurement, a coloring material, and an alkali metal element. A manufacturing method for said pencil lead is characterized in that a clay is dried at 50°C-500°C and configured such that a 2θ peak will appear at 12.4±0.5 and/or 24.5±1.0 in an XRD measurement, the dried clay, a coloring material, and an aqueous solution of an alkali metal hydroxide are mixed, and the mixture is molded and then fired at 50°C-500°C.

Classes IPC  ?

  • B43K 19/02 - Crayons à mine de graphiteCrayons de couleur
  • C09D 13/00 - Mines de crayonCompositions de pastelsCompositions de craies

100.

RESIN FOR HAIR COSMETICS, AND HAIR COSMETIC

      
Numéro d'application JP2023022082
Numéro de publication 2023/248893
Statut Délivré - en vigueur
Date de dépôt 2023-06-14
Date de publication 2023-12-28
Propriétaire MITSUBISHI PENCIL COMPANY, LIMITED (Japon)
Inventeur(s) Yamazaki Yuichi

Abrégé

Provided are a resin for hair cosmetics and a hair cosmetic, that exhibit both a high level of adherence and a high level of combability without a loss of performance, e.g., nonstickiness, water resistance, colorability, and ease of washing. This resin for hair cosmetics is a resin for hair cosmetics in which a poly(N-acylalkylimine) segment (b) comprising a repeat unit represented by formula (1), is bonded via a heteroatom-containing alkylene group to at least 2 silicon atoms in an organopolysiloxane segment (a) that constitutes a main chain, and is characterized in that the heteroatom-containing alkylene group is either of the groups represented by formula (i) or (ii), the mass-average molecular weight of the segment (a) is 10,000 to 100,000, the number-average molecular weight of the segment (b) is less than 800, and the mass ratio between (a) and (b) [(a)/(b)] is 58/42 to 90/10.

Classes IPC  ?

  • C08G 73/02 - Polyamines
  • C08G 77/452 - Polymères séquencés ou greffés contenant des segments de polysiloxanes contenant des segments de polymères contenant de l'azote
  • A61Q 1/10 - Préparations contenant des colorants cutanés, p. ex. pigments pour les yeux, p. ex. eye-liner, mascara
  • A61Q 5/06 - Préparations pour mettre les cheveux en forme, p. ex. pour mettre en forme ou colorer temporairement
  • A61K 8/898 - Polysiloxanes contenant des atomes autres que du silicium, du carbone, de l'oxygène et de l'hydrogène, p. ex. diméthicone copolyol phosphate contenant de l'azote, p. ex. amodiméthicone, triméthyl silyl amodiméthicone, diméthicone propyl PG-bétaïne
  • A61K 8/899 - Polysiloxanes contenant des atomes autres que du silicium, du carbone, de l'oxygène et de l'hydrogène, p. ex. diméthicone copolyol phosphate contenant du soufre, p. ex. sodium PG-propyldiméthicone thiosulfate copoyol
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