- All sections
- C - Chemistrymetallurgy
- C07D - Heterocyclic compounds
- C07D 311/20 - Benzo [b] pyrans, not hydrogenated in the carbocyclic ring with oxygen or sulfur atoms directly attached in position 2 hydrogenated in the hetero ring
Patent holdings for IPC class C07D 311/20
Total number of patents in this class: 133
10-year publication summary
|
8
|
9
|
8
|
4
|
9
|
9
|
6
|
4
|
6
|
1
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| The Johns Hopkins University | 5938 |
5 |
| Institut National de La Sante et de La Recherche Medicale (inserm) | 3303 |
5 |
| Fosun Orinove Pharmatech, Inc. | 12 |
5 |
| Mayo Foundation for Medical Education and Research | 3408 |
4 |
| University of Washington through its Center for Commercialization | 506 |
4 |
| Centre National de La Recherche Scientifique (cnrs) | 3010 |
4 |
| Celgene Corporation | 1409 |
3 |
| Centre hospitalier universitaire de Poitiers | 44 |
3 |
| Gilead Sciences, Inc. | 2247 |
3 |
| Universite de Poitiers | 192 |
3 |
| Translate bio, Inc. | 416 |
3 |
| Centre National de La Recherche Scientifique | 11111 |
2 |
| DSM IP Assets B.V. | 5387 |
2 |
| Advanced Liquid Logic, Inc. | 153 |
2 |
| Celgene Quanticel Research, Inc. | 154 |
2 |
| F.I.S. Fabbrica Italiana Sintetici S.p.A. | 128 |
2 |
| Macfarlan Smith Limited | 93 |
2 |
| Merial Limited | 99 |
2 |
| Nsab, Filial AF Neurosearch Sweden AB, Sverige | 11 |
2 |
| Regents of the University of Minnesota | 2809 |
2 |
| Other owners | 73 |