- All sections
- C - Chemistrymetallurgy
- C07D - Heterocyclic compounds
- C07D 473/40 - Heterocyclic compounds containing purine ring systems with halogen atoms or perhalogeno-alkyl radicals directly attached in position 2 or 6
Patent holdings for IPC class C07D 473/40
Total number of patents in this class: 186
10-year publication summary
|
12
|
15
|
18
|
15
|
10
|
8
|
9
|
9
|
8
|
1
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Sloan-Kettering Institute for Cancer Research | 475 |
9 |
| Vertex Pharmaceuticals Incorporated | 1568 |
8 |
| Rhizen Pharmaceuticals AG | 56 |
6 |
| Bayer Cropscience AG | 2136 |
4 |
| Gilead Sciences, Inc. | 1957 |
4 |
| Janssen Pharmaceutica N.V. | 3611 |
3 |
| Takeda Pharmaceutical Company Limited | 2945 |
3 |
| Calithera Biosciences, Inc. | 49 |
3 |
| Katholieke Universiteit Leuven | 1113 |
3 |
| Metabasis Therapeutics, Inc. | 44 |
3 |
| National University Corporation Kagawa University | 213 |
3 |
| The Research Foundation for The State University of New York | 1558 |
3 |
| The United States of America, as represented by the Secretary, Department of Health and Human Services | 2842 |
3 |
| University of Georgia Research Foundation, Inc. | 1004 |
3 |
| Impetis Biosciences Ltd. | 31 |
3 |
| Acea Therapeutics, Inc. | 27 |
3 |
| Merck Sharp & Dohme LLC | 3752 |
3 |
| Novartis AG | 11257 |
2 |
| F. Hoffmann-La Roche AG | 7951 |
2 |
| Centre National de La Recherche Scientifique | 10124 |
2 |
| Other owners | 113 |