- All sections
- C - Chemistrymetallurgy
- C08G - Macromolecular compounds obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds
- C08G 65/333 - Polymers modified by chemical after-treatment with organic compounds containing nitrogen
Patent holdings for IPC class C08G 65/333
Total number of patents in this class: 934
10-year publication summary
|
67
|
79
|
76
|
80
|
65
|
74
|
73
|
52
|
50
|
38
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| NOK Corporation | 2239 |
46 |
| Nektar Therapeutics | 437 |
35 |
| Dow Global Technologies LLC | 10518 |
28 |
| Zeon Corporation | 4113 |
25 |
| BASF SE | 21072 |
24 |
| Daikin Industries, Ltd. | 10153 |
23 |
| Solvay Specialty Polymers Italy S.p.A. | 720 |
23 |
| Tokyo Institute of Technology | 1360 |
15 |
| Shin-Etsu Chemical Co., Ltd. | 5773 |
13 |
| Resonac Corporation | 2989 |
13 |
| Lubrizol Advanced Materials, Inc. | 952 |
11 |
| The University of Tokyo | 4247 |
11 |
| Toyota Motor Corporation | 33378 |
10 |
| Mersana Therapeutics, Inc. | 103 |
10 |
| Nippon Shokubai Co., Ltd. | 1507 |
9 |
| 3m Innovative Properties Company | 17737 |
8 |
| LG Chem, Ltd. | 17682 |
8 |
| Evonik Operations GmbH | 4163 |
8 |
| Showa Denko K.K. | 2180 |
7 |
| Acuitas Therapeutics Inc. | 120 |
7 |
| Other owners | 600 |