- All sections
- C - Chemistry; metallurgy
- 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: 336
10-year publication summary
|
22
|
26
|
24
|
28
|
34
|
38
|
31
|
20
|
12
|
6
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Bridgestone Corporation | 7067 |
26 |
| Compagnie Generale des Etablissements Michelin | 4450 |
21 |
| Lanxess Deutschland GmbH | 1104 |
11 |
| Compagnie générale des établissements Michelin SCA | 2477 |
10 |
| Michelin Recherche et Technique S.A. | 2328 |
10 |
| The Goodyear Tire & Rubber Company | 2569 |
8 |
| Bridgestone Americas Tire Operations, LLC | 990 |
8 |
| Dexerials Corporation | 1826 |
7 |
| Lehigh Technologies, Inc. | 30 |
7 |
| Centre National de La Recherche Scientifique | 9632 |
6 |
| Continental Reifen Deutschland GmbH | 2324 |
6 |
| The Yokohama Rubber Co., Ltd. | 3929 |
5 |
| BASF SE | 19740 |
4 |
| Acushnet Company | 2337 |
4 |
| Sumitomo Rubber Industries, Ltd. | 4421 |
4 |
| Wright Asphalt Products Company | 6 |
4 |
| LG Chem, Ltd. | 17205 |
3 |
| Canon Inc. | 36841 |
3 |
| Sumitomo Chemical Company, Limited | 8808 |
3 |
| Firestone Polymers, LLC | 31 |
3 |
| Other owners | 183 |