- All sections
- A - Human necessities
- A61K - Preparations for medical, dental or toiletry purposes
- A61K 31/04 - Nitro compounds
Patent holdings for IPC class A61K 31/04
Total number of patents in this class: 685
10-year publication summary
|
39
|
53
|
57
|
35
|
54
|
41
|
38
|
33
|
20
|
9
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| DSM IP Assets B.V. | 5386 |
23 |
| University of Pittsburgh - Of the Commonwealth System of Higher Education | 3339 |
12 |
| Vertex Pharmaceuticals Incorporated | 1576 |
11 |
| Ascentawits Pharmaceuticals, Ltd. | 80 |
10 |
| The Cleveland Clinic Foundation | 1579 |
9 |
| N.V. Nutricia | 1100 |
8 |
| The Procter & Gamble Company | 21880 |
7 |
| The Regents of the University of California | 20868 |
7 |
| Nicox S.A. | 143 |
7 |
| Septeos | 14 |
7 |
| Abbvie Inc. | 1798 |
6 |
| CJ BioScience, Inc. | 78 |
6 |
| The Johns Hopkins University | 5929 |
5 |
| Beyondspring Pharmaceuticals, Inc. | 86 |
5 |
| North Carolina State University | 1599 |
5 |
| OBI Pharma, Inc. | 128 |
5 |
| SK Biopharmaceuticals Co., Ltd. | 280 |
5 |
| Hoffmann-La Roche Inc. | 3832 |
4 |
| Monsanto Technology LLC | 8573 |
4 |
| Children's Medical Center Corporation | 1966 |
4 |
| Other owners | 535 |