- All sections
- C - Chemistrymetallurgy
- C08L - Compositions of macromolecular compounds
- C08L 11/00 - Compositions of homopolymers or copolymers of chloroprene
Patent holdings for IPC class C08L 11/00
Total number of patents in this class: 301
10-year publication summary
|
22
|
26
|
23
|
29
|
28
|
25
|
32
|
22
|
10
|
3
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Denka Company Limited | 2728 |
64 |
| Denki Kagaku Kogyo Kabushiki Kaisha | 578 |
17 |
| The Yokohama Rubber Co., Ltd. | 4116 |
14 |
| Bridgestone Corporation | 7262 |
13 |
| Bando Chemical Industries, Ltd. | 602 |
11 |
| Mitsuboshi Belting Ltd. | 322 |
10 |
| 3m Innovative Properties Company | 17481 |
8 |
| Kao Corporation | 5076 |
5 |
| Arlanxeo Deutschland GmbH | 278 |
5 |
| Firestone Industrial Products Company, LLC | 325 |
5 |
| Soucy Techno Inc. | 9 |
5 |
| Sumitomo Electric Industries, Ltd. | 16355 |
4 |
| Bridgestone Americas Tire Operations, LLC | 1127 |
4 |
| Lanxess Deutschland GmbH | 1141 |
4 |
| ContiTech Deutschland GmbH | 297 |
4 |
| Henkel AG & Co. KGaA | 10762 |
3 |
| Sumitomo Riko Company Limited | 1143 |
3 |
| Resonac Corporation | 3546 |
3 |
| Robert Bosch GmbH | 44176 |
2 |
| Denso Corporation | 25579 |
2 |
| Other owners | 115 |