- All sections
- C - Chemistry; metallurgy
- C07F - Acyclic, carbocyclic, or heterocyclic compounds containing elements other than carbon, hydrogen, halogen, oxygen, nitrogen, sulfur, selenium or tellurium
- C07F 9/6561 - Heterocyclic compounds, e.g. containing phosphorus as a ring hetero atom containing systems of two or more relevant hetero rings condensed among themselves or condensed with a common carbocyclic ring or ring system, with or without other non-condensed hetero rings
Patent holdings for IPC class C07F 9/6561
Total number of patents in this class: 1329
10-year publication summary
127
|
129
|
112
|
129
|
126
|
94
|
115
|
106
|
113
|
33
|
2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
Owner |
All patents
|
This class
|
---|---|---|
Gilead Sciences, Inc. | 1879 |
95 |
The Regents of the University of California | 18943 |
36 |
Achillion Pharmaceuticals, Inc. | 176 |
25 |
Rigel Pharmaceuticals, Inc. | 613 |
22 |
Merck Sharp & Dohme LLC | 3689 |
20 |
Samsung Display Co., Ltd. | 30585 |
19 |
LG Chem, Ltd. | 17205 |
19 |
Sarepta Therapeutics, Inc. | 353 |
19 |
Novartis AG | 11238 |
11 |
Bristol-myers Squibb Company | 5080 |
11 |
Cipla Limited | 469 |
11 |
Shanghai Institute of Materia Medica, Chinese Academy of Sciences | 762 |
11 |
Glaxosmithkline Biologicals S.A. | 1701 |
10 |
LT Materials Co., Ltd. | 312 |
10 |
Apotex Inc. | 197 |
9 |
Cancer Targeted Technology LLC | 25 |
9 |
Les Laboratoires Servier | 599 |
9 |
Shionogi & Co., Ltd. | 914 |
9 |
ViiV Healthcare UK (No. 4) Limited | 25 |
9 |
Pfizer Inc. | 3322 |
8 |
Other owners | 957 |