- All sections
- C - Chemistrymetallurgy
- C07C - Acyclic or carbocyclic compounds
- C07C 63/72 - Polycyclic acids
Patent holdings for IPC class C07C 63/72
Total number of patents in this class: 26
10-year publication summary
|
2
|
0
|
0
|
0
|
2
|
5
|
1
|
2
|
0
|
0
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Sumitomo Chemical Company, Limited | 8987 |
5 |
| Nippon Soda Co., Ltd. | 885 |
2 |
| Rikkyo Educational Corporation | 16 |
2 |
| Sanofi | 3957 |
2 |
| The Regents of the University of California | 19544 |
1 |
| Bayer AG | 3210 |
1 |
| Daikin Industries, Ltd. | 9851 |
1 |
| JSR Corporation | 2475 |
1 |
| Board of Regents of the University of Nebraska | 741 |
1 |
| Carna Biosciences, Inc. | 58 |
1 |
| China Pharmaceutical University | 274 |
1 |
| Howard Hughes Medical Institute | 208 |
1 |
| National University Corporation, Iwate University | 83 |
1 |
| SDS Biotech K.K. | 101 |
1 |
| Tokyo Ohka Kogyo Co., Ltd. | 1504 |
1 |
| Transitions Optical, Inc. | 280 |
1 |
| Ube Industries, Ltd. | 878 |
1 |
| The University of Bristol | 241 |
1 |
| DuPont Electronic Materials International, LLC | 365 |
1 |
| Other owners | 0 |