- All sections
- C - Chemistrymetallurgy
- C08F - Macromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds
- C08F 4/642 - Component covered by group with an organo-aluminium compound
Patent holdings for IPC class C08F 4/642
Total number of patents in this class: 524
10-year publication summary
|
30
|
60
|
61
|
25
|
24
|
19
|
16
|
24
|
14
|
13
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| ExxonMobil Chemical Patents Inc. | 3766 |
61 |
| LG Chem, Ltd. | 17956 |
58 |
| Dow Global Technologies LLC | 11008 |
41 |
| Chevron Phillips Chemical Company LP | 1864 |
33 |
| NOVA Chemicals (International) S.A. | 800 |
22 |
| Hanwha Chemical Corporation | 306 |
21 |
| China Petroleum & Chemical Corporation | 2169 |
16 |
| Univation Technologies, LLC | 611 |
15 |
| SABIC SK Nexlene Company Pte. Ltd. | 71 |
11 |
| Beijing Research Institute of Chemical Industry, China Petroleum & Chemical Corporation | 293 |
10 |
| Borealis AG | 2740 |
10 |
| Mitsui Chemicals, Inc. | 3262 |
9 |
| Basell Polyolefine GmbH | 514 |
9 |
| W. R. Grace & Co.-Conn. | 299 |
9 |
| Hanwha Solutions Corporation | 1197 |
9 |
| W.R. Grace & Co.-conn. | 354 |
8 |
| FINA Technology, Inc. | 477 |
7 |
| Lotte Chemical Corporation | 791 |
7 |
| PetroChina Company Limited | 886 |
7 |
| Basell Poliolefine Italia S.r.l. | 944 |
6 |
| Other owners | 155 |