- All sections
- A - Human necessities
- A61K - Preparations for medical, dental or toiletry purposes
- A61K 31/63 - Compounds containing para-N-benzene- sulfonyl-N-groups, e.g. sulfanilamide, p-nitrobenzenesulfonohydrazide
Patent holdings for IPC class A61K 31/63
Total number of patents in this class: 253
10-year publication summary
|
11
|
22
|
18
|
17
|
20
|
12
|
18
|
23
|
9
|
2
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| The Trustees of Columbia University in the City of New York | 3636 |
11 |
| F. Hoffmann-La Roche AG | 7841 |
5 |
| Centre National de La Recherche Scientifique | 10895 |
5 |
| Chu Nantes | 62 |
5 |
| Genentech, Inc. | 4087 |
4 |
| Abbvie Inc. | 1840 |
4 |
| EA Pharma Co., Ltd. | 93 |
4 |
| Georgy Viktorovich TETS | 22 |
4 |
| Institut National de La Sante et de La Recherche Medicale (inserm) | 3148 |
4 |
| Viktor Veniaminovich TETS | 23 |
4 |
| Elanco Tiergesundheit AG | 406 |
4 |
| Hoffmann-La Roche Inc. | 3718 |
3 |
| The General Hospital Corporation | 4832 |
3 |
| Ball State University | 25 |
3 |
| China Pharmaceutical University | 352 |
3 |
| Thomas Jefferson University | 549 |
3 |
| University of Rochester | 1324 |
3 |
| Welichem Biotech Inc. | 4 |
3 |
| Cura Therapeutics LLC | 10 |
3 |
| The Regents of the University of California | 20587 |
2 |
| Other owners | 173 |