- All sections
- C - Chemistry; metallurgy
- C08G - Macromolecular compounds obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds
- C08G 69/24 - Pyrrolidones or piperidones
Patent holdings for IPC class C08G 69/24
Total number of patents in this class: 39
10-year publication summary
3
|
5
|
2
|
3
|
4
|
5
|
4
|
4
|
3
|
1
|
2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
Owner |
All patents
|
This class
|
---|---|---|
GS Caltex Corporation | 131 |
6 |
BASF SE | 19740 |
4 |
Kureha Corporation | 1026 |
4 |
Nippon Soda Co., Ltd. | 890 |
4 |
Ricoh Company, Ltd. | 13266 |
3 |
National Institute of Advanced Industrial Science and Technology | 3677 |
3 |
Toray Industries, Inc. | 6652 |
2 |
East China University of Science and Technology | 473 |
2 |
PolyPeptide Therapeutic Solutions, S.L. | 11 |
2 |
Centre National de La Recherche Scientifique | 9632 |
1 |
Hercules LLC | 231 |
1 |
Kuraray Co., Ltd. | 3392 |
1 |
Lanxess Deutschland GmbH | 1104 |
1 |
National University Corporation Kyoto Institute of Technology | 182 |
1 |
Solvay Specialty Polymers USA, LLC | 521 |
1 |
Total SA | 520 |
1 |
Universite Claude Bernard Lyon 1 | 921 |
1 |
GenEdit Inc. | 23 |
1 |
Other owners | 0 |