- All sections
- C - Chemistrymetallurgy
- C08F - Macromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds
- C08F 4/656 - Pretreating with metals or metal-containing compounds with silicon or compounds thereof
Patent holdings for IPC class C08F 4/656
Total number of patents in this class: 123
10-year publication summary
|
15
|
3
|
9
|
5
|
8
|
3
|
3
|
3
|
6
|
3
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| SABIC Global Technologies B.V. | 4374 |
44 |
| Saudi Basic Industries Corporation | 552 |
15 |
| PetroChina Company Limited | 711 |
5 |
| W.R. Grace & Co.-conn. | 369 |
5 |
| ExxonMobil Chemical Patents Inc. | 3974 |
4 |
| Basell Polyolefine GmbH | 550 |
4 |
| W. R. Grace & Co.-Conn. | 298 |
4 |
| Dow Global Technologies LLC | 10448 |
3 |
| LG Chem, Ltd. | 17680 |
2 |
| BASF Corporation | 1719 |
2 |
| Union Carbide Corporation | 259 |
2 |
| Union Carbide Chemicals & Plastics Technology LLC | 102 |
2 |
| Basell Poliolefine Italia S.r.l. | 923 |
2 |
| Beijing University of Chemical Technology | 323 |
2 |
| Reliance Industries Limited | 450 |
2 |
| Formosa Plastics Corporation, U.S.A. | 73 |
2 |
| Saudi Basic Industries Corporation (sabic) | 17 |
2 |
| DSM IP Assets B.V. | 5575 |
1 |
| Dow Global Technologies Inc. | 801 |
1 |
| Beijing Research Institute of Chemical Industry, China Petroleum & Chemical Corporation | 294 |
1 |
| Other owners | 18 |