- All sections
- C - Chemistrymetallurgy
- C08G - Macromolecular compounds obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds
- C08G 63/688 - Polyesters containing atoms other than carbon, hydrogen, and oxygen containing sulfur
Patent holdings for IPC class C08G 63/688
Total number of patents in this class: 360
10-year publication summary
|
21
|
33
|
18
|
28
|
40
|
29
|
23
|
42
|
26
|
2
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Eastman Chemical Company | 2111 |
41 |
| BASF SE | 21135 |
10 |
| LG Chem, Ltd. | 17741 |
8 |
| Toyobo MC Corporation | 493 |
8 |
| The Procter & Gamble Company | 21987 |
7 |
| 3m Innovative Properties Company | 17614 |
7 |
| Clariant International Ltd. | 912 |
7 |
| Toray Industries, Inc. | 7014 |
6 |
| Stratasys, Inc. | 843 |
6 |
| Toyobo Co., Ltd. | 2493 |
6 |
| Specialty Operations France | 884 |
6 |
| Centre National de La Recherche Scientifique | 10801 |
5 |
| Kao Corporation | 5028 |
5 |
| Mitsubishi Chemical Corporation | 4661 |
5 |
| Jiangsu Hengli; Chemical Fibre Co., Ltd. | 116 |
5 |
| Nissan Chemical Corporation | 2131 |
5 |
| The Regents of the University of California | 20355 |
4 |
| Clariant Finance (BVI) Limited | 379 |
4 |
| University of Rochester | 1330 |
4 |
| FUJIFILM Corporation | 30010 |
3 |
| Other owners | 208 |