- All sections
- C - Chemistrymetallurgy
- C07D - Heterocyclic compounds
- C07D 255/04 - Heterocyclic compounds containing rings having three nitrogen atoms as the only ring hetero atoms, not provided for by groups condensed with carbocyclic rings or ring systems
Patent holdings for IPC class C07D 255/04
Total number of patents in this class: 30
10-year publication summary
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1
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1
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0
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1
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1
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3
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1
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1
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1
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1
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| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Bristol-myers Squibb Company | 4742 |
3 |
| Janssen Pharmaceutica N.V. | 3168 |
2 |
| Universite de Caen Normandie | 127 |
2 |
| Merck Sharp & Dohme Corp. | 2183 |
1 |
| Boehringer Ingelheim International GmbH | 4493 |
1 |
| Merck Patent GmbH | 5728 |
1 |
| Glaxosmithkline Intellectual Property Development Limited | 778 |
1 |
| Industrial Technology Research Institute | 5209 |
1 |
| Alcon, Inc. | 5861 |
1 |
| Astex Therapeutics Limited | 207 |
1 |
| Cortex Pharmaceuticals, Inc. | 7 |
1 |
| Enanta Pharmaceuticals, Inc. | 425 |
1 |
| Gilead Sciences, Inc. | 2222 |
1 |
| Idenix Pharmaceuticals, Inc. | 44 |
1 |
| Kaken Pharmaceutical Co., Ltd. | 106 |
1 |
| Medivir AB | 111 |
1 |
| MSD K.K. | 65 |
1 |
| Nihon Nohyaku Co., Ltd. | 324 |
1 |
| Tibotec Pharmaceuticals Ltd. | 23 |
1 |
| Universal Display Corporation | 2085 |
1 |
| Other owners | 6 |