- All sections
- C - Chemistrymetallurgy
- C07D - Heterocyclic compounds
- C07D 311/04 - Benzo [b] pyrans, not hydrogenated in the carbocyclic ring
Patent holdings for IPC class C07D 311/04
Total number of patents in this class: 249
10-year publication summary
|
15
|
22
|
14
|
14
|
20
|
8
|
10
|
27
|
11
|
7
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Exerkine Corporation | 38 |
6 |
| The General Hospital Corporation | 4890 |
5 |
| Autifony Therapeutics Limited | 51 |
4 |
| BIAL - Portela & CA, S.A. | 214 |
4 |
| DSM IP Assets B.V. | 5387 |
3 |
| Abbvie Inc. | 1800 |
3 |
| The Broad Institute, Inc. | 1990 |
3 |
| Delivra Inc. | 29 |
3 |
| Glaceum, Inc. | 30 |
3 |
| Pretzel Therapeutics, Inc. | 51 |
3 |
| Purisys LLC | 23 |
3 |
| Merck Sharp & Dohme LLC | 3733 |
3 |
| Hepaitech (Beijing) Biopharma Technology Co., Ltd. | 10 |
3 |
| F. Hoffmann-La Roche AG | 7798 |
2 |
| The Regents of the University of California | 20902 |
2 |
| Boehringer Ingelheim International GmbH | 4479 |
2 |
| Janssen Pharmaceutica N.V. | 3147 |
2 |
| Centre National de La Recherche Scientifique | 11111 |
2 |
| Massachusetts Institute of Technology | 10305 |
2 |
| Mayo Foundation for Medical Education and Research | 3408 |
2 |
| Other owners | 189 |