- All sections
- C - Chemistry; metallurgy
- C08G - Macromolecular compounds obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds
- C08G 73/00 - Macromolecular compounds obtained by reactions forming in the main chain of the macromolecule a linkage containing nitrogen, with or without oxygen or carbon, not provided for in groups
Patent holdings for IPC class C08G 73/00
Total number of patents in this class: 667
10-year publication summary
|
35
|
36
|
40
|
36
|
29
|
25
|
34
|
24
|
18
|
3
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Mitsubishi Gas Chemical Company, Inc. | 3188 |
29 |
| Sumitomo Chemical Company, Limited | 8808 |
18 |
| BASF SE | 19740 |
14 |
| 3m Innovative Properties Company | 18406 |
12 |
| LG Chem, Ltd. | 17205 |
11 |
| E. I. du Pont de Nemours and Company | 4345 |
11 |
| Nissan Chemical Industries, Ltd. | 1822 |
11 |
| Cambridge Display Technology Limited | 513 |
10 |
| Kaneka Corporation | 4445 |
9 |
| SHPP Global Technologies B.V. | 1045 |
9 |
| Merck Patent GmbH | 5909 |
8 |
| FUJIFILM Corporation | 27102 |
8 |
| Massachusetts Institute of Technology | 9795 |
8 |
| Samsung Electronics Co., Ltd. | 131630 |
7 |
| Idemitsu Kosan Co., Ltd. | 3995 |
7 |
| Agency for Science, Technology and Research | 3512 |
7 |
| ENI S.p.A. | 1241 |
7 |
| Nippon Kayaku Kabushiki Kaisha | 1400 |
7 |
| DuPont Safety & Construction, Inc. | 676 |
7 |
| Centre National de La Recherche Scientifique | 9632 |
6 |
| Other owners | 461 |