- All sections
- C - Chemistrymetallurgy
- C08F - Macromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds
- C08F 4/639 - Component covered by group containing a transition metal-carbon bond
Patent holdings for IPC class C08F 4/639
Total number of patents in this class: 27
10-year publication summary
|
2
|
3
|
6
|
5
|
1
|
0
|
3
|
0
|
0
|
0
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| LG Chem, Ltd. | 17921 |
7 |
| Chevron Phillips Chemical Company LP | 1862 |
6 |
| Bridgestone Corporation | 7251 |
4 |
| ExxonMobil Chemical Patents Inc. | 3786 |
3 |
| Bridgestone Americas Tire Operations, LLC | 1119 |
2 |
| Equistar Chemicals, LP | 348 |
1 |
| Firestone Polymers, LLC | 23 |
1 |
| King Fahd University of Petroleum and Minerals | 1569 |
1 |
| S-Oil Corporation | 33 |
1 |
| SABIC Global Technologies B.V. | 4596 |
1 |
| Other owners | 0 |