- All sections
- C - Chemistrymetallurgy
- C08F - Macromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds
- C08F 4/645 - Component covered by group with a metal or compound covered by group , not provided for in a single group of groups
Patent holdings for IPC class C08F 4/645
Total number of patents in this class: 43
10-year publication summary
|
3
|
4
|
3
|
3
|
1
|
0
|
0
|
1
|
0
|
0
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Sumitomo Chemical Company, Limited | 9004 |
9 |
| National University Corporation Saitama University | 128 |
5 |
| Basell Poliolefine Italia S.r.l. | 890 |
3 |
| Idemitsu Kosan Co., Ltd. | 4126 |
2 |
| Mitsui Chemicals, Inc. | 3187 |
2 |
| Institute of Chemistry, Chinese Academy of Sciences | 228 |
2 |
| Shanghai Institute of Organic Chemistry, Chinese Academy of Sciences | 167 |
2 |
| Sinopec Yangzi Petrochemical Company Ltd. | 19 |
2 |
| Univation Technologies, LLC | 662 |
2 |
| Renqiu Lihe Technology Ltd. | 2 |
2 |
| ExxonMobil Chemical Patents Inc. | 4093 |
1 |
| Dow Global Technologies Inc. | 910 |
1 |
| Beijing Research Institute of Chemical Industry, China Petroleum & Chemical Corporation | 297 |
1 |
| Borealis AG | 2725 |
1 |
| Brown University | 632 |
1 |
| Chevron Phillips Chemical Company LP | 1822 |
1 |
| China Petroleum & Chemical Corporation | 1804 |
1 |
| Hanwha Total Petrochemical Co., Ltd. | 26 |
1 |
| INEOS Sales (UK) Limited | 49 |
1 |
| SABIC Global Technologies B.V. | 4253 |
1 |
| Other owners | 2 |