- All sections
- C - Chemistrymetallurgy
- C07C - Acyclic or carbocyclic compounds
- C07C 311/21 - Sulfonamides having sulfur atoms of sulfonamide groups bound to carbon atoms of six-membered aromatic rings having the nitrogen atom of at least one of the sulfonamide groups bound to a carbon atom of a six-membered aromatic ring
Patent holdings for IPC class C07C 311/21
Total number of patents in this class: 408
10-year publication summary
|
31
|
38
|
28
|
33
|
33
|
18
|
12
|
18
|
9
|
5
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Centre National de La Recherche Scientifique | 10899 |
9 |
| Board of Regents, The University of Texas System | 6067 |
9 |
| NovoMedix, LLC | 17 |
8 |
| Allergan, Inc. | 2204 |
6 |
| The Regents of the University of Michigan | 4928 |
6 |
| The General Hospital Corporation | 4844 |
6 |
| Ono Pharmaceutical Co., Ltd. | 419 |
6 |
| Tetraphase Pharmaceuticals, Inc. | 52 |
6 |
| Dompé Farmaceutici S.p.A. | 293 |
5 |
| Kancera AB | 29 |
5 |
| Cura Therapeutics LLC | 12 |
5 |
| Grey Wolf Therapeutics Limited | 16 |
5 |
| Astellas Pharma Inc. | 1036 |
4 |
| Baylor College of Medicine | 999 |
4 |
| ChemoCentryx, Inc. | 370 |
4 |
| Chu Nantes | 62 |
4 |
| Industry-Academic Cooperation Foundation, Yonsei University | 2444 |
4 |
| Institut National de La Sante et de La Recherche Medicale (inserm) | 3149 |
4 |
| Nippon Soda Co., Ltd. | 882 |
4 |
| Oryzon Genomics S.A. | 102 |
4 |
| Other owners | 300 |