- All sections
- C - Chemistrymetallurgy
- C08G - Macromolecular compounds obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds
- C08G 63/668 - Polyesters containing oxygen in the form of ether groups derived from polycarboxylic acids and polyhydroxy compounds
Patent holdings for IPC class C08G 63/668
Total number of patents in this class: 210
10-year publication summary
|
23
|
14
|
18
|
10
|
9
|
23
|
15
|
10
|
8
|
6
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| BASF SE | 21306 |
11 |
| Toyobo Co., Ltd. | 2535 |
11 |
| BASF Coatings GmbH | 1186 |
10 |
| Mitsubishi Chemical Corporation | 4734 |
8 |
| Saint-Gobain Isover | 682 |
7 |
| PPG Industries Ohio, Inc. | 3324 |
6 |
| Adeka Corporation | 1380 |
5 |
| Universite de Strasbourg | 709 |
5 |
| Tereos Starch & Sweeteners Belgium | 27 |
5 |
| Centre National de La Recherche Scientifique | 11059 |
4 |
| Arkema France | 4251 |
4 |
| SK Chemicals Co., Ltd. | 647 |
4 |
| Societe Soprema SAS | 6 |
4 |
| Talaco Holdings, LLC | 7 |
4 |
| Nouryon Chemicals International B.V. | 648 |
4 |
| Industrial Technology Research Institute | 5201 |
3 |
| Baker Hughes Oilfield Operations, LLC | 2543 |
3 |
| Xerox Corporation | 4386 |
2 |
| FUJIFILM Corporation | 30594 |
2 |
| Massachusetts Institute of Technology | 10282 |
2 |
| Other owners | 106 |