- 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: 374
10-year publication summary
|
34
|
34
|
31
|
22
|
23
|
18
|
16
|
23
|
15
|
9
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| P2 Science, Inc. | 111 |
16 |
| E. I. du Pont de Nemours and Company | 3542 |
12 |
| Dow Global Technologies LLC | 10930 |
11 |
| BASF SE | 21303 |
9 |
| LG Chem, Ltd. | 17921 |
9 |
| NOK Corporation | 2296 |
9 |
| SK Chemicals Co., Ltd. | 651 |
8 |
| Nektar Therapeutics | 407 |
7 |
| Agc, Inc. | 5502 |
7 |
| JSR Corporation | 2555 |
6 |
| Vanderbilt University | 2019 |
6 |
| Evonik Operations GmbH | 4336 |
6 |
| Sabic Innovative Plastics IP B.V. | 595 |
5 |
| Mitsubishi Gas Chemical Company, Inc. | 3619 |
5 |
| Nalco Company | 536 |
5 |
| Sirigen II Limited | 30 |
5 |
| Covation Inc. | 72 |
5 |
| Centre National de La Recherche Scientifique | 11016 |
4 |
| Daicel Corporation | 2508 |
4 |
| Donaldson Company, Inc. | 1600 |
4 |
| Other owners | 231 |