Français Register Login

  • All sections
  • C - Chemistrymetallurgy
  • C04B - Limemagnesiaslagcementscompositions thereof, e.g. mortars, concrete or like building materialsartificial stoneceramicsrefractoriestreatment of natural stone
  • C04B 26/18 - PolyestersPolycarbonates

Patent holdings for IPC class C04B 26/18

Total number of patents in this class: 200

10-year publication summary

9
21
17
22
11
21
26
13
20
14
2017 2018 2019 2020 2021 2022 2023 2024 2025 2026

Principal owners for this class

Owner
All patents
This class
LX Hausys, Ltd.
191
15
Dal-tile, LLC
78
11
United States Gypsum Company
927
10
Cosentino Research & Development, S.L.
50
8
Hilti Aktiengesellschaft
3668
7
Lotte Advanced Materials Co., Ltd.
398
6
Sibelco Nederland N.V.
39
6
A&A Green Phoenix Group Joint Stock Company, AKA Phenikaa Group
61
5
Caesarstone Ltd.
87
4
Cosentino, S.A.
9
4
Wacker Chemie AG
2112
4
The Euclid Chemical Company
26
3
fischerwerke GmbH & Co. KG
385
3
PolyCare Research Technology GmbH & Co. KG
6
3
Silicalia, SL
18
3
Showa Denko K.K.
2069
2
Arkema France
4242
2
Ashland Licensing and Intellectual Property LLC
81
2
Berndorf Band GmbH
117
2
Cosentino Research and Development, S.L
10
2
Other owners 98

  • ipowner home
  • ipqwery home
  • contact us
  • privacy policy
  • terms and conditions
© 2026 IPQwery All rights reserved