- All sections
- C - Chemistry; metallurgy
- 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: 425
10-year publication summary
|
34
|
30
|
31
|
28
|
43
|
43
|
29
|
27
|
20
|
0
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Lupin Limited | 446 |
11 |
| Mochida Pharmaceutical Co., Ltd. | 345 |
10 |
| Aardvark Therapeutics Inc. | 46 |
10 |
| Bristol-myers Squibb Company | 4886 |
9 |
| Menarini International Operations Luxembourg S.A. | 94 |
8 |
| BASF SE | 20367 |
7 |
| Artax Biopharma Inc. | 17 |
7 |
| F.I.S. Fabbrica Italiana Sintetici S.p.A. | 126 |
7 |
| Queen's University at Kingston | 534 |
7 |
| AbbVie Deutschland GmbH & Co. KG | 261 |
6 |
| Askat Inc. | 56 |
6 |
| Euclises Pharmaceuticals, Inc. | 14 |
6 |
| Neoculi Pty Ltd | 18 |
6 |
| Abbvie Inc. | 1781 |
5 |
| Gilead Sciences, Inc. | 1949 |
5 |
| Biosplice Therapeutics, Inc. | 162 |
5 |
| DSM IP Assets B.V. | 5817 |
4 |
| Canopy Growth Corporation | 261 |
4 |
| CHDI Foundation, Inc. | 108 |
4 |
| The University of British Columbia | 1464 |
4 |
| Other owners | 294 |