- 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: 1329
10-year publication summary
|
95
|
79
|
106
|
111
|
96
|
107
|
127
|
95
|
99
|
38
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| GW Research Limited | 235 |
37 |
| Allergan, Inc. | 2361 |
24 |
| The Johns Hopkins University | 5642 |
21 |
| Bristol-myers Squibb Company | 4875 |
19 |
| The Regents of the University of California | 19839 |
18 |
| University of Southern California | 2109 |
18 |
| Jazz Pharmaceuticals Research UK Limited | 177 |
16 |
| UCB Pharma S.A. | 251 |
13 |
| Pfizer Inc. | 3370 |
12 |
| Agenebio, Inc. | 45 |
12 |
| Daewoong Pharmaceutical Co., Ltd. | 317 |
12 |
| Cayman Chemical Company, Incorporated | 68 |
11 |
| Ovid Therapeutics Inc | 155 |
11 |
| Novartis AG | 10883 |
9 |
| Takeda Pharmaceutical Company Limited | 2708 |
9 |
| Eli Lilly and Company | 3825 |
9 |
| University of Massachusetts | 2222 |
9 |
| Centre National de La Recherche Scientifique | 10350 |
8 |
| Laboratori Baldacci SpA | 29 |
8 |
| Sanovel Ilac Sanayi ve Ticaret A.S. | 279 |
8 |
| Other owners | 1045 |