- 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: 204
10-year publication summary
|
17
|
22
|
14
|
18
|
10
|
8
|
23
|
14
|
9
|
8
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| BASF SE | 20915 |
12 |
| Toyobo Co., Ltd. | 2499 |
11 |
| BASF Coatings GmbH | 1200 |
10 |
| Mitsubishi Chemical Corporation | 4519 |
7 |
| Saint-Gobain Isover | 631 |
7 |
| PPG Industries Ohio, Inc. | 3448 |
6 |
| Adeka Corporation | 1363 |
5 |
| Universite de Strasbourg | 679 |
5 |
| Tereos Starch & Sweeteners Belgium | 29 |
5 |
| Centre National de La Recherche Scientifique | 10442 |
4 |
| Arkema France | 4149 |
4 |
| SK Chemicals Co., Ltd. | 614 |
4 |
| Societe Soprema SAS | 6 |
4 |
| Talaco Holdings, LLC | 7 |
4 |
| Nouryon Chemicals International B.V. | 609 |
4 |
| Industrial Technology Research Institute | 5081 |
3 |
| Xerox Corporation | 7000 |
2 |
| FUJIFILM Corporation | 29424 |
2 |
| Massachusetts Institute of Technology | 10057 |
2 |
| Kao Corporation | 4964 |
2 |
| Other owners | 101 |