- 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: 3038
10-year publication summary
|
200
|
197
|
230
|
268
|
275
|
253
|
275
|
238
|
229
|
63
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Bristol-myers Squibb Company | 5080 |
36 |
| F. Hoffmann-La Roche AG | 7958 |
31 |
| Merck Sharp & Dohme LLC | 3689 |
30 |
| Grünenthal GmbH | 625 |
29 |
| Janssen Pharmaceutica N.V. | 3839 |
28 |
| Hisamitsu Pharmaceutical Co., Inc. | 792 |
28 |
| Ascentage Pharma (Suzhou) Co., Ltd. | 153 |
28 |
| Achillion Pharmaceuticals, Inc. | 176 |
27 |
| Ascentage Pharma Group Corp Limited | 122 |
25 |
| Abbvie Inc. | 1808 |
24 |
| Novartis AG | 11238 |
23 |
| Park Therapeutics, Inc. | 27 |
21 |
| The Regents of the University of California | 18943 |
20 |
| The Regents of the University of Michigan | 4409 |
19 |
| Allergan, Inc. | 2600 |
18 |
| Hoffmann-La Roche Inc. | 3060 |
17 |
| The Johns Hopkins University | 5377 |
16 |
| Insmed Incorporated | 207 |
16 |
| Takeda Pharmaceutical Company Limited | 2961 |
15 |
| Xenon Pharmaceuticals Inc. | 190 |
15 |
| Other owners | 2572 |