- All sections
- C - Chemistrymetallurgy
- C08F - Macromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds
- C08F 4/643 - Component covered by group with a metal or compound covered by group other than an organo-aluminium compound
Patent holdings for IPC class C08F 4/643
Total number of patents in this class: 125
10-year publication summary
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6
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6
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6
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6
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4
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5
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5
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2
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3
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3
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| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| ExxonMobil Chemical Patents Inc. | 4000 |
23 |
| LG Chem, Ltd. | 17615 |
9 |
| Chevron Phillips Chemical Company LP | 1840 |
9 |
| Borealis AG | 2803 |
8 |
| Dow Global Technologies LLC | 10353 |
7 |
| China Petroleum & Chemical Corporation | 1894 |
7 |
| Beijing Research Institute of Chemical Industry, China Petroleum & Chemical Corporation | 297 |
6 |
| NOVA Chemicals (International) S.A. | 768 |
5 |
| Univation Technologies, LLC | 642 |
4 |
| SABIC SK Nexlene Company Pte. Ltd. | 73 |
4 |
| Arlanxeo Netherlands B.V. | 55 |
3 |
| Lotte Chemical Corporation | 726 |
3 |
| Hanwha Solutions Corporation | 814 |
3 |
| Idemitsu Kosan Co., Ltd. | 4214 |
2 |
| Braskem America, Inc. | 192 |
2 |
| Nova Chemicals Corporation | 327 |
2 |
| W.R. Grace & Co.-conn. | 370 |
2 |
| SK Geo Centric Co., Ltd. | 309 |
2 |
| Mitsui Chemicals, Inc. | 3220 |
1 |
| Albemarle Corporation | 490 |
1 |
| Other owners | 22 |