- All sections
- C - Chemistrymetallurgy
- C07C - Acyclic or carbocyclic compounds
- C07C 50/14 - Quinones the quinoid structure being part of a condensed ring system containing two rings with unsaturation outside the ring system, e.g. vitamin K1
Patent holdings for IPC class C07C 50/14
Total number of patents in this class: 38
10-year publication summary
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1
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1
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2
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5
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4
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3
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| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Kappa Bioscience AS | 45 |
6 |
| Epizon Pharma, Inc. | 33 |
5 |
| Synergia Life Sciences Private Limited | 29 |
3 |
| Centre National de La Recherche Scientifique | 10645 |
2 |
| DSM IP Assets B.V. | 5567 |
2 |
| CAMPBELL, Neil | 17 |
2 |
| NLC Pharma Ltd | 8 |
2 |
| Alkem Laboratories Limited | 66 |
1 |
| Hetero Drugs Limited | 20 |
1 |
| IPCA Laboratories Limited | 31 |
1 |
| Matrix Laboratories Limited | 99 |
1 |
| Meiji Co., Ltd. | 735 |
1 |
| The Penn State Research Foundation | 1556 |
1 |
| Ruprecht-Karls-Universität Heidelberg | 248 |
1 |
| Shanghai Institute of Materia Medica, Chinese Academy of Sciences | 840 |
1 |
| Universite de Haute Alsace | 150 |
1 |
| Universite de Strasbourg | 689 |
1 |
| The University of Sydney | 610 |
1 |
| The University of Waikato | 13 |
1 |
| Shanghaitech University | 370 |
1 |
| Other owners | 3 |