- 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
|
3
|
9
|
5
|
9
|
3
|
3
|
3
|
6
|
4
|
5
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| SABIC Global Technologies B.V. | 4605 |
45 |
| Saudi Basic Industries Corporation | 524 |
15 |
| PetroChina Company Limited | 883 |
5 |
| W.R. Grace & Co.-conn. | 354 |
5 |
| ExxonMobil Chemical Patents Inc. | 3773 |
4 |
| Basell Polyolefine GmbH | 516 |
4 |
| W. R. Grace & Co.-Conn. | 298 |
4 |
| Dow Global Technologies LLC | 10968 |
3 |
| Basell Poliolefine Italia S.r.l. | 939 |
3 |
| Toho Titanium Co., Ltd. | 269 |
3 |
| Formosa Plastics Corporation, U.S.A. | 86 |
3 |
| LG Chem, Ltd. | 17937 |
2 |
| BASF Corporation | 1683 |
2 |
| Union Carbide Corporation | 258 |
2 |
| Union Carbide Chemicals & Plastics Technology LLC | 101 |
2 |
| Beijing University of Chemical Technology | 334 |
2 |
| INEOS Europe AG | 214 |
2 |
| Reliance Industries Limited | 461 |
2 |
| Saudi Basic Industries Corporation (sabic) | 17 |
2 |
| DSM IP Assets B.V. | 5377 |
1 |
| Other owners | 12 |