- All sections
- A - Human necessities
- A61K - Preparations for medical, dental or toiletry purposes
- A61K 31/381 - Heterocyclic compounds having sulfur as a ring hetero atom having five-membered rings
Patent holdings for IPC class A61K 31/381
Total number of patents in this class: 3638
10-year publication summary
|
204
|
176
|
202
|
206
|
216
|
204
|
231
|
169
|
207
|
178
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Allergan, Inc. | 2329 |
80 |
| Antecip Bioventures II LLC | 340 |
57 |
| Janssen Pharmaceutica N.V. | 3367 |
45 |
| The Regents of the University of California | 20153 |
36 |
| Novartis AG | 10707 |
28 |
| Bristol-myers Squibb Company | 4840 |
26 |
| Takeda Pharmaceutical Company Limited | 2704 |
25 |
| Astellas Pharma Inc. | 1071 |
21 |
| LTS Lohmann Therapie-Systeme AG | 713 |
21 |
| Sunovion Pharmaceuticals Inc. | 260 |
20 |
| Boehringer Ingelheim International GmbH | 4644 |
19 |
| Dana-Farber Cancer Institute, Inc. | 2602 |
19 |
| Sumitomo Pharma America, Inc. | 60 |
19 |
| Gilead Sciences, Inc. | 2062 |
18 |
| Centre National de La Recherche Scientifique | 10595 |
17 |
| Institut National de La Sante et de La Recherche Medicale (inserm) | 2925 |
17 |
| The General Hospital Corporation | 4787 |
16 |
| Vertex Pharmaceuticals Incorporated | 1627 |
15 |
| Mitsubishi Tanabe Pharma Corporation | 580 |
15 |
| University of Pittsburgh - Of the Commonwealth System of Higher Education | 3189 |
15 |
| Other owners | 3109 |