- All sections
- C - Chemistrymetallurgy
- C07D - Heterocyclic compounds
- C07D 253/00 - Heterocyclic compounds containing six-membered rings having three nitrogen atoms as the only ring hetero atoms, not provided for by group
Patent holdings for IPC class C07D 253/00
Total number of patents in this class: 23
10-year publication summary
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3
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0
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0
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1
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2
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1
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1
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1
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1
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0
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| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Stahl International B.V. | 286 |
3 |
| Medical Research Council | 156 |
2 |
| Kymera Therapeutics, Inc. | 228 |
2 |
| International Business Machines Corporation | 61144 |
1 |
| Merck & Co., Inc. | 362 |
1 |
| Boehringer Ingelheim Pharmaceuticals, Inc. | 84 |
1 |
| Merck Patent GmbH | 5861 |
1 |
| Bayer Cropscience AG | 2055 |
1 |
| Empire Technology Development LLC | 1620 |
1 |
| Adeka Corporation | 1362 |
1 |
| Astellas Pharma Inc. | 1088 |
1 |
| Dana-Farber Cancer Institute, Inc. | 2558 |
1 |
| Essilor International (compagnie Generale D'optique) | 2999 |
1 |
| Lexicon Pharmaceuticals, Inc. | 203 |
1 |
| Parion Sciences, Inc. | 62 |
1 |
| The Scripps Research Institute | 1346 |
1 |
| Transfert Plus, S.E.C. | 27 |
1 |
| The University of North Carolina at Chapel Hill | 2026 |
1 |
| Beijing Innocare Pharma Tech Co., Ltd. | 84 |
1 |
| Other owners | 0 |