- All sections
- C - Chemistrymetallurgy
- C07D - Heterocyclic compounds
- C07D 221/02 - Heterocyclic compounds containing six-membered rings having one nitrogen atom as the only ring hetero atom, not provided for by groups condensed with carbocyclic rings or ring systems
Patent holdings for IPC class C07D 221/02
Total number of patents in this class: 101
10-year publication summary
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6
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4
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4
|
2
|
2
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6
|
1
|
6
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5
|
3
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Theravance Biopharma R&D IP, LLC | 457 |
7 |
| Merck Sharp & Dohme LLC | 3732 |
7 |
| Bristol-myers Squibb Company | 4845 |
3 |
| Purdue Research Foundation | 3691 |
3 |
| CalciMedica, Inc. | 92 |
3 |
| Merck Sharp & Dohme Corp. | 2190 |
2 |
| Boehringer Ingelheim International GmbH | 4641 |
2 |
| Massachusetts Institute of Technology | 10127 |
2 |
| Biosearch Technologies, Inc. | 63 |
2 |
| Chia Tai Tianqing Pharmaceutical Group Co., Ltd. | 708 |
2 |
| Jiangsu Vcare PharmaTech Co., Ltd. | 35 |
2 |
| Nippon Soda Co., Ltd. | 891 |
2 |
| Rothamsted Research Limited | 62 |
2 |
| Wild Flavors, Inc. | 31 |
2 |
| Sanofi | 4109 |
2 |
| Awakn LS Europe Holdings Limited | 14 |
2 |
| Glaxo Group Limited | 4139 |
1 |
| The Regents of the University of California | 20172 |
1 |
| Merck & Co., Inc. | 291 |
1 |
| Boehringer Ingelheim Vetmedica GmbH | 1276 |
1 |
| Other owners | 52 |