- All sections
- C - Chemistrymetallurgy
- C07C - Acyclic or carbocyclic compounds
- C07C 65/11 - Compounds having carboxyl groups bound to carbon atoms of six-membered aromatic rings and containing any of the groups OH, O-metal, —CHO, keto, ether, groups, groups, or groups containing hydroxy or O-metal groups polycyclic with carboxyl groups on a condensed ring system containing two rings
Patent holdings for IPC class C07C 65/11
Total number of patents in this class: 68
10-year publication summary
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4
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5
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5
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7
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5
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3
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5
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3
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2
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10
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| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| R.J. Reynolds Tobacco Company | 503 |
9 |
| JJG IP Holdings, LLC | 17 |
5 |
| FUJIFILM Corporation | 29458 |
3 |
| Fruithy Holdings Limited | 4 |
3 |
| 3m Innovative Properties Company | 17820 |
2 |
| The General Hospital Corporation | 4749 |
2 |
| Cellix Bio Private Limited | 52 |
2 |
| Chiesi Farmaceutici S.p.A. | 967 |
2 |
| Gruenenthal GmbH | 106 |
2 |
| King Abdullah University of Science and Technology | 1793 |
2 |
| Musc Foundation for Research Development | 350 |
2 |
| Rhode Island Hospital, a Lifespan Partner | 13 |
2 |
| Temple University of the Commonwealth System of Higher Education | 623 |
2 |
| Tokyo Ohka Kogyo Co., Ltd. | 1543 |
2 |
| Shanghai Synergy Pharmaceutical Sciences Co., Ltd | 35 |
2 |
| Algernon Pharmaceuticals Inc. | 22 |
2 |
| E. I. du Pont de Nemours and Company | 4041 |
1 |
| Aminologics Co., Ltd. | 14 |
1 |
| Board of Regents of the University of Nebraska | 761 |
1 |
| The Children's Hospital of Philadelphia | 789 |
1 |
| Other owners | 20 |