- All sections
- C - Chemistrymetallurgy
- C08G - Macromolecular compounds obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds
- C08G 63/664 - Polyesters containing oxygen in the form of ether groups derived from hydroxycarboxylic acids
Patent holdings for IPC class C08G 63/664
Total number of patents in this class: 308
10-year publication summary
|
25
|
19
|
23
|
24
|
22
|
29
|
24
|
15
|
9
|
13
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| BASF SE | 21303 |
22 |
| Ingell Technologies Holding B.V. | 18 |
11 |
| LG Chem, Ltd. | 17921 |
8 |
| Ethicon, Inc. | 1124 |
7 |
| BYK-Chemie GmbH | 447 |
7 |
| Fashion Chemicals GmbH & Co. KG | 136 |
6 |
| Evonik Operations GmbH | 4336 |
6 |
| The Procter & Gamble Company | 21861 |
5 |
| Medincell | 60 |
5 |
| Innocore Technologies Holding B.V. | 15 |
5 |
| PPG Industries Ohio, Inc. | 3329 |
4 |
| Toray Industries, Inc. | 7096 |
4 |
| SK Chemicals Co., Ltd. | 651 |
4 |
| University of Massachusetts | 2313 |
4 |
| Centre National de La Recherche Scientifique | 11016 |
3 |
| Industrial Technology Research Institute | 5211 |
3 |
| Ecole Nationale Superieure de Chimie de Montpellier | 233 |
3 |
| Genomatica, Inc. | 478 |
3 |
| The Governors of the University of Alberta | 875 |
3 |
| Kureha Corporation | 1059 |
3 |
| Other owners | 192 |