- All sections
- C - Chemistrymetallurgy
- C09D - Coating compositions, e.g. paints, varnishes or lacquersfilling pasteschemical paint or ink removersinkscorrecting fluidswoodstainspastes or solids for colouring or printinguse of materials therefor
- C09D 11/18 - Writing inks for use in ball-point writing instruments
Patent holdings for IPC class C09D 11/18
Total number of patents in this class: 187
10-year publication summary
|
7
|
11
|
3
|
11
|
15
|
17
|
26
|
13
|
19
|
12
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Mitsubishi Pencil Company, Limited | 768 |
49 |
| Kabushiki Kaisha Pilot Corporation | 337 |
32 |
| Societe BIC | 1021 |
32 |
| The Pilot Ink Co., Ltd. | 90 |
13 |
| Pentel Kabushiki Kaisha | 151 |
10 |
| Sanford, L.P. | 922 |
7 |
| Universite de Haute Alsace | 151 |
4 |
| Chromatic Technologies, Inc. | 72 |
3 |
| DIC Corporation | 3854 |
3 |
| Suhan Corporation | 5 |
3 |
| Centre National de La Recherche Scientifique | 10706 |
2 |
| Dong-A Pencil Co., Ltd. | 59 |
2 |
| Zebra Co., Ltd. | 99 |
2 |
| Pentel Kabushiki Kaisha | 3 |
2 |
| Centre National de La Recherche Scientifique Alsace | 2 |
2 |
| 3m Innovative Properties Company | 17719 |
1 |
| Illinois Tool Works Inc. | 11580 |
1 |
| Evonik Degussa GmbH | 1460 |
1 |
| Purdue Research Foundation | 3732 |
1 |
| Crayola LLC | 192 |
1 |
| Other owners | 16 |