- 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: 593
10-year publication summary
|
29
|
37
|
72
|
74
|
62
|
71
|
36
|
41
|
32
|
26
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Bridgestone Corporation | 7235 |
76 |
| LG Chem, Ltd. | 17635 |
62 |
| Compagnie Generale des Etablissements Michelin | 4746 |
39 |
| Compagnie générale des établissements Michelin SCA | 2562 |
31 |
| Zeon Corporation | 4079 |
28 |
| The Goodyear Tire & Rubber Company | 2499 |
20 |
| Sumitomo Rubber Industries, Ltd. | 4653 |
16 |
| Arlanxeo Deutschland GmbH | 277 |
14 |
| Versalis S.P.A. | 541 |
12 |
| BASF SE | 20940 |
9 |
| Centre National de La Recherche Scientifique | 10464 |
9 |
| Korea Kumho Petrochemical Co., Ltd. | 190 |
9 |
| Kuraray Co., Ltd. | 3506 |
8 |
| Continental Reifen Deutschland GmbH | 2459 |
7 |
| Kossan Sdn Bhd | 19 |
7 |
| Midori Anzen Co., Ltd. | 105 |
7 |
| Evonik Operations GmbH | 4114 |
7 |
| The Yokohama Rubber Co., Ltd. | 4044 |
5 |
| Asahi Kasei Kabushiki Kaisha | 2677 |
5 |
| Ecole Superieure de Chimie Physique Electronique de Lyon | 83 |
5 |
| Other owners | 217 |