- All sections
- C - Chemistrymetallurgy
- C08L - Compositions of macromolecular compounds
- C08L 19/00 - Compositions of rubbers not provided for in groups
Patent holdings for IPC class C08L 19/00
Total number of patents in this class: 364
10-year publication summary
|
26
|
23
|
28
|
34
|
36
|
31
|
20
|
13
|
23
|
17
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Compagnie Generale des Etablissements Michelin | 4750 |
28 |
| Bridgestone Corporation | 7231 |
23 |
| Lanxess Deutschland GmbH | 1114 |
11 |
| Compagnie générale des établissements Michelin SCA | 2572 |
10 |
| Michelin Recherche et Technique S.A. | 2163 |
10 |
| The Goodyear Tire & Rubber Company | 2502 |
9 |
| Dexerials Corporation | 1935 |
9 |
| Bridgestone Americas Tire Operations, LLC | 1069 |
8 |
| Continental Reifen Deutschland GmbH | 2458 |
7 |
| Lehigh Technologies, Inc. | 29 |
7 |
| Centre National de La Recherche Scientifique | 10476 |
6 |
| Pirelli Tyre S.p.A. | 1916 |
6 |
| The Yokohama Rubber Co., Ltd. | 4045 |
5 |
| BASF SE | 20967 |
4 |
| Acushnet Company | 2524 |
4 |
| Sumitomo Rubber Industries, Ltd. | 4657 |
4 |
| Wright Asphalt Products Company | 6 |
4 |
| Zeon Corporation | 4079 |
4 |
| LG Chem, Ltd. | 17636 |
3 |
| Canon Inc. | 40216 |
3 |
| Other owners | 199 |