- All sections
- C - Chemistry; metallurgy
- C07D - Heterocyclic compounds
- C07D 519/04 - Dimeric indole alkaloids, e.g. vincaleucoblastine
Patent holdings for IPC class C07D 519/04
Total number of patents in this class: 65
10-year publication summary
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4
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5
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4
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6
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6
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5
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4
|
4
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3
|
2
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| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| ImmunoGen, Inc. | 405 |
7 |
| The Scripps Research Institute | 1364 |
4 |
| The Regents of the University of California | 18943 |
3 |
| Cascade Prodrug Inc. | 6 |
3 |
| Pierre Fabre Medicament | 622 |
3 |
| Sun Pharmaceutical Industries Limited | 706 |
3 |
| Boehringer Ingelheim International GmbH | 4629 |
2 |
| Pfizer Inc. | 3322 |
2 |
| Infinity Pharmaceuticals, Inc. | 122 |
2 |
| Kunming Institute of Botany, Chinese Academy of Sciences | 31 |
2 |
| Medizinische Hochschule Hannover | 269 |
2 |
| Janssen Pharmaceutica N.V. | 3839 |
1 |
| Centre National de La Recherche Scientifique | 9632 |
1 |
| Bayer Pharma AG | 1096 |
1 |
| The Trustees of Columbia University in the City of New York | 3440 |
1 |
| Nichia Corporation | 3394 |
1 |
| CytRx Corporation | 14 |
1 |
| Helmholtz-Zentrum fuer Infektionsforschung GmbH | 65 |
1 |
| Indena S.p.A. | 661 |
1 |
| Jiangsu Hansoh Pharmaceutical Co., Ltd. | 33 |
1 |
| Other owners | 23 |