• 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: 200

10-year publication summary

14
11
11
6
8
7
6
7
3
4
2017 2018 2019 2020 2021 2022 2023 2024 2025 2026

Principal owners for this class

Owner
All patents
This class
Allergan, Inc.
2141
28
Nicox S.A.
143
19
United Therapeutics Corporation
336
15
Euroapi Hungary Limited Liability Company
27
12
Chirogate International Inc.
29
9
Sucampo AG
52
6
Chinoin Gyogyszer ES Vegyeszeti Termekek Gyara Zrt
30
5
Kyowa Pharma Chemical Co., Ltd.
35
5
Shanghai Techwell Biopharmaceutical Co., Ltd.
65
4
Topokine Therapeutics, Inc.
30
4
Agc, Inc.
5706
4
Nippon Zoki Pharmaceutical Co., Ltd.
126
3
R-tech Ueno, Ltd.
35
3
Yonsung Fine Chemical Co., Ltd.
28
3
President and Fellows of Harvard College
6118
2
Purdue Research Foundation
4000
2
East Carolina University
174
2
Macfarlan Smith Limited
93
2
National Center for Geriatrics and Gerontology
56
2
Patheon API Services Inc.
6
2
Other owners 68