- All sections
- C - Chemistrymetallurgy
- C08F - Macromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds
- C08F 236/06 - Butadiene
Patent holdings for IPC class C08F 236/06
Total number of patents in this class: 599
10-year publication summary
|
29
|
37
|
72
|
74
|
62
|
71
|
37
|
41
|
33
|
35
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Bridgestone Corporation | 7216 |
75 |
| LG Chem, Ltd. | 17682 |
63 |
| Compagnie Generale des Etablissements Michelin | 4795 |
41 |
| Compagnie générale des établissements Michelin SCA | 2579 |
30 |
| Zeon Corporation | 4113 |
29 |
| The Goodyear Tire & Rubber Company | 2443 |
20 |
| Sumitomo Rubber Industries, Ltd. | 4673 |
16 |
| Arlanxeo Deutschland GmbH | 279 |
15 |
| Versalis S.P.A. | 545 |
13 |
| BASF SE | 21072 |
9 |
| Korea Kumho Petrochemical Co., Ltd. | 190 |
9 |
| Centre National de La Recherche Scientifique | 10666 |
8 |
| Kuraray Co., Ltd. | 3537 |
8 |
| Continental Reifen Deutschland GmbH | 2463 |
7 |
| Kossan Sdn Bhd | 19 |
7 |
| Midori Anzen Co., Ltd. | 97 |
7 |
| Evonik Operations GmbH | 4163 |
7 |
| The Yokohama Rubber Co., Ltd. | 4087 |
5 |
| Asahi Kasei Kabushiki Kaisha | 2715 |
5 |
| Ecole Superieure de Chimie Physique Electronique de Lyon | 82 |
5 |
| Other owners | 220 |