- All sections
- C - Chemistry; metallurgy
- 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: 877
10-year publication summary
|
65
|
70
|
82
|
81
|
85
|
74
|
81
|
72
|
54
|
11
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Nektar Therapeutics | 503 |
45 |
| NOK Corporation | 2108 |
43 |
| Dow Global Technologies LLC | 10147 |
28 |
| Solvay Specialty Polymers Italy S.p.A. | 704 |
24 |
| Zeon Corporation | 3854 |
23 |
| BASF SE | 19740 |
22 |
| Daikin Industries, Ltd. | 9495 |
20 |
| Tokyo Institute of Technology | 1367 |
15 |
| Shin-Etsu Chemical Co., Ltd. | 5132 |
12 |
| Lubrizol Advanced Materials, Inc. | 949 |
11 |
| The University of Tokyo | 3903 |
11 |
| Resonac Corporation | 2233 |
11 |
| Mersana Therapeutics, Inc. | 106 |
10 |
| Toyota Motor Corporation | 28582 |
9 |
| Nippon Kayaku Kabushiki Kaisha | 1400 |
9 |
| 3m Innovative Properties Company | 18406 |
8 |
| LG Chem, Ltd. | 17205 |
8 |
| Advanced Softmaterials Inc. | 55 |
8 |
| Regents of the University of Minnesota | 2620 |
8 |
| Showa Denko K.K. | 2539 |
7 |
| Other owners | 545 |