- All sections
- A - Human necessities
- A61K - Preparations for medical, dental or toiletry purposes
- A61K 31/4015 - 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 having oxo groups directly attached to the heterocyclic ring, e.g. piracetam, ethosuximide
Patent holdings for IPC class A61K 31/4015
Total number of patents in this class: 1340
10-year publication summary
|
84
|
69
|
95
|
99
|
86
|
94
|
115
|
88
|
99
|
59
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| GW Research Limited | 195 |
36 |
| Allergan, Inc. | 2337 |
23 |
| The Johns Hopkins University | 5714 |
22 |
| Bristol-myers Squibb Company | 4855 |
19 |
| University of Southern California | 2117 |
19 |
| The Regents of the University of California | 20087 |
18 |
| Jazz Pharmaceuticals Research UK Limited | 219 |
18 |
| Agenebio, Inc. | 46 |
13 |
| Pfizer Inc. | 3375 |
12 |
| UCB Pharma S.A. | 245 |
12 |
| Cayman Chemical Company, Incorporated | 67 |
11 |
| Daewoong Pharmaceutical Co., Ltd. | 321 |
11 |
| Ovid Therapeutics Inc | 167 |
11 |
| Novartis AG | 10725 |
9 |
| Eli Lilly and Company | 3888 |
9 |
| University of Massachusetts | 2238 |
9 |
| Janssen Pharmaceutica N.V. | 3362 |
8 |
| Centre National de La Recherche Scientifique | 10531 |
8 |
| Takeda Pharmaceutical Company Limited | 2706 |
8 |
| Laboratori Baldacci SpA | 29 |
8 |
| Other owners | 1056 |