- All sections
- C - Chemistrymetallurgy
- C07D - Heterocyclic compounds
- C07D 311/58 - Benzo [b] pyrans, not hydrogenated in the carbocyclic ring other than with oxygen or sulfur atoms in position 2 or 4
Patent holdings for IPC class C07D 311/58
Total number of patents in this class: 428
10-year publication summary
|
30
|
26
|
28
|
25
|
30
|
30
|
25
|
24
|
20
|
11
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Lupin Limited | 432 |
11 |
| Mochida Pharmaceutical Co., Ltd. | 338 |
11 |
| Aardvark Therapeutics Inc. | 47 |
10 |
| Bristol-myers Squibb Company | 4880 |
9 |
| Menarini International Operations Luxembourg S.A. | 90 |
8 |
| BASF SE | 20940 |
7 |
| Artax Biopharma Inc. | 18 |
7 |
| F.I.S. Fabbrica Italiana Sintetici S.p.A. | 128 |
7 |
| Queen's University at Kingston | 536 |
7 |
| AbbVie Deutschland GmbH & Co. KG | 261 |
6 |
| Askat Inc. | 52 |
6 |
| Euclises Pharmaceuticals, Inc. | 14 |
6 |
| Neoculi Pty Ltd | 18 |
6 |
| Abbvie Inc. | 1800 |
5 |
| Gilead Sciences, Inc. | 2032 |
5 |
| Zyus Life Sciences Inc. | 20 |
5 |
| Biosplice Therapeutics, Inc. | 171 |
5 |
| DSM IP Assets B.V. | 5585 |
4 |
| Canopy Growth Corporation | 220 |
4 |
| CHDI Foundation, Inc. | 106 |
4 |
| Other owners | 295 |