- All sections
- C - Chemistry; metallurgy
- C08F - Macromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds
- C08F 4/44 - Metals; Metal hydrides; Metallo-organic compounds; Use thereof as catalyst precursors selected from light metals, zinc, cadmium, mercury, copper, silver, gold, boron, gallium, indium, thallium, rare earths, or actinides
Patent holdings for IPC class C08F 4/44
Total number of patents in this class: 239
10-year publication summary
|
12
|
7
|
6
|
8
|
6
|
13
|
12
|
1
|
7
|
0
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Bridgestone Corporation | 7067 |
17 |
| LG Chem, Ltd. | 17205 |
16 |
| Chevron Phillips Chemical Company LP | 1779 |
12 |
| Dow Global Technologies LLC | 10147 |
7 |
| China Petroleum & Chemical Corporation | 1623 |
7 |
| FINA Technology, Inc. | 571 |
7 |
| Basell Poliolefine Italia S.r.l. | 867 |
6 |
| ExxonMobil Chemical Patents Inc. | 4286 |
5 |
| JSR Corporation | 2476 |
5 |
| Borealis AG | 2558 |
5 |
| PetroChina Company Limited | 462 |
5 |
| Univation Technologies, LLC | 667 |
5 |
| Formosa Plastics Corporation, U.S.A. | 61 |
5 |
| NOVA Chemicals (International) S.A. | 717 |
4 |
| W. R. Grace & Co.-Conn. | 299 |
4 |
| Synthomer Adhesive Technologies LLC | 101 |
4 |
| Sumitomo Chemical Company, Limited | 8808 |
3 |
| Saudi Basic Industries Corporation | 625 |
3 |
| Mitsui Chemicals, Inc. | 3134 |
3 |
| Beijing Research Institute of Chemical Industry, China Petroleum & Chemical Corporation | 297 |
3 |
| Other owners | 113 |