- All sections
- C - Chemistrymetallurgy
- C08G - Macromolecular compounds obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds
- C08G 65/34 - Macromolecular compounds obtained by reactions forming an ether link in the main chain of the macromolecule from hydroxy compounds or their metallic derivatives
Patent holdings for IPC class C08G 65/34
Total number of patents in this class: 379
10-year publication summary
|
22
|
31
|
31
|
28
|
22
|
20
|
18
|
15
|
22
|
9
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| P2 Science, Inc. | 111 |
17 |
| E. I. du Pont de Nemours and Company | 4026 |
15 |
| Dow Global Technologies LLC | 10386 |
11 |
| BASF SE | 20967 |
10 |
| LG Chem, Ltd. | 17636 |
9 |
| Nektar Therapeutics | 439 |
8 |
| SK Chemicals Co., Ltd. | 615 |
7 |
| NOK Corporation | 2224 |
6 |
| Vanderbilt University | 1910 |
6 |
| Agc, Inc. | 4895 |
6 |
| Evonik Operations GmbH | 4123 |
6 |
| Sabic Innovative Plastics IP B.V. | 681 |
5 |
| JSR Corporation | 2526 |
5 |
| Mitsubishi Gas Chemical Company, Inc. | 3474 |
5 |
| Nalco Company | 573 |
5 |
| Sirigen II Limited | 28 |
5 |
| Covation Inc. | 82 |
5 |
| Centre National de La Recherche Scientifique | 10476 |
4 |
| Mitsubishi Chemical Corporation | 4528 |
4 |
| Daicel Corporation | 2370 |
4 |
| Other owners | 236 |