- All sections
- C - Chemistrymetallurgy
- C07C - Acyclic or carbocyclic compounds
- C07C 271/52 - Esters of carbamic acids having oxygen atoms of carbamate groups bound to carbon atoms of six-membered aromatic rings with the nitrogen atoms of the carbamate groups bound to hydrogen atoms or to acyclic carbon atoms to carbon atoms of hydrocarbon radicals substituted by nitrogen atoms not being part of nitro or nitroso groups
Patent holdings for IPC class C07C 271/52
Total number of patents in this class: 53
10-year publication summary
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4
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4
|
0
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7
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5
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2
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2
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3
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1
|
2
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| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Asahi Kasei Kabushiki Kaisha | 2718 |
5 |
| Concentric Analgesics, Inc. | 23 |
5 |
| Asahi Kasei Chemicals Corporation | 612 |
4 |
| The Regents of the University of California | 20315 |
3 |
| Alltranz Inc. | 9 |
2 |
| Mitochon Pharmaceuticals, Inc. | 15 |
2 |
| Zynerba Pharmaceuticals, Inc. | 48 |
2 |
| Bioventures, LLC | 231 |
2 |
| Epiodyne, Inc. | 6 |
2 |
| Immvention Therapeutix | 4 |
2 |
| Allianthera Boston Inc. | 10 |
2 |
| Allianthera (Suzhou) Biopharmaceutical Co., Ltd. | 11 |
2 |
| Harmony Biosciences Management, Inc. | 46 |
2 |
| Blade Therapeutics, Inc. | 19 |
1 |
| BRANDEIS University | 333 |
1 |
| The Brigham and Women's Hospital, Inc. | 2229 |
1 |
| BYK-Chemie GmbH | 449 |
1 |
| CoLucid Pharmaceuticals, Inc. | 14 |
1 |
| Covestro Deutschland AG | 2794 |
1 |
| Erimos Pharmaceuticals LLC | 10 |
1 |
| Other owners | 11 |