- All sections
- C - Chemistrymetallurgy
- C07C - Acyclic or carbocyclic compounds
- C07C 405/00 - Compounds containing a five-membered ring having two side-chains in ortho position to each other, and having oxygen atoms directly attached to the ring in ortho position to one of the side-chains, one side-chain containing, not directly attached to the ring, a carbon atom having three bonds to hetero atoms with at the most one bond to halogen, and the other side-chain having oxygen atoms attached in gamma-position to the ring, e.g. prostaglandins
Patent holdings for IPC class C07C 405/00
Total number of patents in this class: 212
10-year publication summary
|
8
|
14
|
11
|
11
|
6
|
8
|
7
|
6
|
6
|
1
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Allergan, Inc. | 2434 |
33 |
| Nicox S.A. | 149 |
20 |
| United Therapeutics Corporation | 289 |
15 |
| Chirogate International Inc. | 29 |
9 |
| Sucampo AG | 63 |
8 |
| Euroapi Hungary Limited Liability Company | 18 |
8 |
| Chinoin Gyogyszer ES Vegyeszeti Termekek Gyara Zrt | 38 |
7 |
| Kyowa Pharma Chemical Co., Ltd. | 30 |
5 |
| Agc, Inc. | 4485 |
5 |
| Chinoin Zrt | 4 |
4 |
| Macfarlan Smith Limited | 109 |
4 |
| R-tech Ueno, Ltd. | 41 |
4 |
| Shanghai Techwell Biopharmaceutical Co., Ltd. | 66 |
4 |
| Topokine Therapeutics, Inc. | 30 |
4 |
| Nippon Zoki Pharmaceutical Co., Ltd. | 149 |
3 |
| Yonsung Fine Chemical Co., Ltd. | 27 |
3 |
| Pfizer Inc. | 3363 |
2 |
| President and Fellows of Harvard College | 5912 |
2 |
| Aerie Pharmaceuticals, Inc. | 62 |
2 |
| Centro de Ingenieria Genetica y Biotecnologia | 198 |
2 |
| Other owners | 68 |