- All sections
- C - Chemistry; metallurgy
- C08G - Macromolecular compounds obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds
- C08G 63/87 - Non-metals or inter-compounds thereof
Patent holdings for IPC class C08G 63/87
Total number of patents in this class: 171
10-year publication summary
10
|
13
|
10
|
11
|
11
|
15
|
16
|
14
|
16
|
4
|
2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
Owner |
All patents
|
This class
|
---|---|---|
Nanjing University | 646 |
11 |
Eastman Chemical Company | 2239 |
9 |
Toyobo Co., Ltd. | 2286 |
8 |
Covestro Deutschland AG | 2429 |
4 |
Nanjing Tech University | 218 |
4 |
Teijin Limited | 1216 |
4 |
Covestro Intellectual Property GmbH & Co. KG | 501 |
4 |
LG Chem, Ltd. | 17205 |
3 |
Toray Industries, Inc. | 6652 |
3 |
Nippon Shokubai Co., Ltd. | 1487 |
3 |
Sakai Chemical Industry Co., Ltd. | 266 |
3 |
E.I. DuPont de Nemours and Company | 468 |
3 |
BASF SE | 19740 |
2 |
Centre National de La Recherche Scientifique | 9632 |
2 |
Bayer MaterialScience AG | 874 |
2 |
PPG Industries Ohio, Inc. | 3430 |
2 |
Mitsubishi Chemical Corporation | 4313 |
2 |
Henkel AG & Co. KGaA | 10129 |
2 |
Council of Scientific & Industrial Research | 1397 |
2 |
Kureha Corporation | 1026 |
2 |
Other owners | 96 |