- 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: 355
10-year publication summary
|
26
|
24
|
29
|
34
|
38
|
31
|
20
|
13
|
23
|
9
|
| 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 | 4675 |
28 |
| Bridgestone Corporation | 7204 |
23 |
| Lanxess Deutschland GmbH | 1125 |
11 |
| Compagnie générale des établissements Michelin SCA | 2568 |
10 |
| Michelin Recherche et Technique S.A. | 2203 |
10 |
| The Goodyear Tire & Rubber Company | 2565 |
9 |
| Dexerials Corporation | 1943 |
9 |
| Bridgestone Americas Tire Operations, LLC | 1061 |
8 |
| Continental Reifen Deutschland GmbH | 2435 |
7 |
| Lehigh Technologies, Inc. | 30 |
7 |
| Centre National de La Recherche Scientifique | 10284 |
6 |
| The Yokohama Rubber Co., Ltd. | 4003 |
5 |
| Pirelli Tyre S.p.A. | 1897 |
5 |
| BASF SE | 20728 |
4 |
| Acushnet Company | 2482 |
4 |
| Sumitomo Rubber Industries, Ltd. | 4472 |
4 |
| Wright Asphalt Products Company | 6 |
4 |
| Zeon Corporation | 4065 |
4 |
| LG Chem, Ltd. | 17538 |
3 |
| Canon Inc. | 39268 |
3 |
| Other owners | 191 |