- All sections
- A - Human necessities
- A61K - Preparations for medical, dental or toiletry purposes
- A61K 31/407 - Heterocyclic compounds having nitrogen as a ring hetero atom, e.g. guanethidine or rifamycins having five-membered rings with one nitrogen as the only ring hetero atom, e.g. sulpiride, succinimide, tolmetin, buflomedil condensed with heterocyclic ring systems, e.g. ketorolac, physostigmine
Patent holdings for IPC class A61K 31/407
Total number of patents in this class: 3347
10-year publication summary
|
230
|
271
|
276
|
256
|
272
|
245
|
259
|
247
|
213
|
119
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Merck Sharp & Dohme LLC | 3734 |
36 |
| Ascentage Pharma (Suzhou) Co., Ltd. | 227 |
34 |
| Bristol-myers Squibb Company | 4742 |
31 |
| Ascentage Pharma Group Corp Limited | 149 |
30 |
| Grünenthal GmbH | 523 |
27 |
| Hisamitsu Pharmaceutical Co., Inc. | 776 |
27 |
| F. Hoffmann-La Roche AG | 7837 |
26 |
| The Regents of the University of California | 20745 |
25 |
| Abbvie Inc. | 1836 |
25 |
| Achillion Pharmaceuticals, Inc. | 157 |
25 |
| Annovis Bio, Inc. | 30 |
22 |
| Janssen Pharmaceutica N.V. | 3168 |
21 |
| Adneuris Therapeutics, Inc. | 27 |
21 |
| Insmed Incorporated | 280 |
20 |
| Allergan, Inc. | 2167 |
19 |
| The Regents of the University of Michigan | 4985 |
19 |
| Hoffmann-La Roche Inc. | 3793 |
18 |
| The Trustees of Columbia University in the City of New York | 3644 |
18 |
| Novartis AG | 10262 |
17 |
| The Johns Hopkins University | 5882 |
17 |
| Other owners | 2869 |