- All sections
- C - Chemistrymetallurgy
- C08G - Macromolecular compounds obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds
- C08G 63/685 - Polyesters containing atoms other than carbon, hydrogen, and oxygen containing nitrogen
Patent holdings for IPC class C08G 63/685
Total number of patents in this class: 672
10-year publication summary
|
42
|
44
|
53
|
46
|
38
|
63
|
55
|
52
|
41
|
37
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| BASF SE | 21334 |
39 |
| Yale University | 2578 |
17 |
| Arkema France | 4232 |
15 |
| Jiangsu Hengli; Chemical Fibre Co., Ltd. | 118 |
15 |
| DuPont Teijin Films U.S. Limited Partnership | 102 |
14 |
| The University of Akron | 617 |
12 |
| Massachusetts Institute of Technology | 10322 |
11 |
| The Procter & Gamble Company | 21887 |
10 |
| The Penn State Research Foundation | 1644 |
10 |
| LG Chem, Ltd. | 17986 |
9 |
| Biome BIOPLASTICS Limited | 27 |
9 |
| The Board of Trustees of the Leland Stanford Junior University | 6724 |
8 |
| BYK-Chemie GmbH | 449 |
8 |
| Kaneka Corporation | 4829 |
7 |
| Nissan Chemical Corporation | 2307 |
7 |
| Medtronic, Inc. | 9834 |
6 |
| Industrial Technology Research Institute | 5200 |
6 |
| DSM IP Assets B.V. | 5395 |
6 |
| Clariant International Ltd. | 892 |
6 |
| Sociedad Anonima Minera Catalano Aragonesa | 19 |
6 |
| Other owners | 451 |