- All sections
- C - Chemistrymetallurgy
- C07D - Heterocyclic compounds
- C07D 239/91 - Oxygen atoms with aryl or aralkyl radicals attached in position 2 or 3
Patent holdings for IPC class C07D 239/91
Total number of patents in this class: 230
10-year publication summary
|
21
|
14
|
8
|
15
|
15
|
13
|
17
|
10
|
10
|
4
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Resverlogix Corp. | 56 |
22 |
| Gilead Sciences, Inc. | 2037 |
8 |
| Inipharm, Inc. | 28 |
7 |
| Novartis AG | 10847 |
5 |
| Centre National de La Recherche Scientifique | 10421 |
5 |
| Hoffmann-La Roche Inc. | 3414 |
4 |
| The Trustees of Columbia University in the City of New York | 3566 |
4 |
| Array BioPharma Inc. | 503 |
4 |
| Council of Scientific & Industrial Research | 1426 |
4 |
| Southern Research Institute | 210 |
4 |
| University of Kansas | 873 |
4 |
| University of Louisville Research Foundation, Inc. | 719 |
4 |
| Merck Patent GmbH | 5830 |
3 |
| Annji Pharmaceutical Co., Ltd. | 15 |
3 |
| Astex Therapeutics Limited | 237 |
3 |
| Ecole Normale Superieure de Lyon | 236 |
3 |
| Forschungsverbund Berlin e.V. | 192 |
3 |
| ICOS Corporation | 17 |
3 |
| The Medical College of Wisconsin, Inc. | 402 |
3 |
| prAna Biotechnology Limited | 13 |
3 |
| Other owners | 131 |