- 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 9/30 - Phosphinic acids (R2=P(:O)OH); Thiophosphinic acids
Patent holdings for IPC class C07F 9/30
Total number of patents in this class: 396
10-year publication summary
|
23
|
21
|
20
|
18
|
23
|
15
|
30
|
44
|
35
|
2
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| BASF SE | 20403 |
28 |
| Clariant Finance (BVI) Limited | 403 |
28 |
| Lier Chemical Co., Ltd. | 40 |
26 |
| UPL Limited | 552 |
13 |
| Merck Patent GmbH | 5845 |
12 |
| Guangan Lier Chemical Co., Ltd. | 13 |
12 |
| Hangzhou DAC Biotech Co., Ltd | 104 |
9 |
| Metabasis Therapeutics, Inc. | 44 |
7 |
| AstraZeneca AB | 2956 |
5 |
| Allergan, Inc. | 2441 |
5 |
| Ningbo Institute of Materials Technology & Engineering, Chinese Academy of Sciences | 159 |
5 |
| Strategic Enzyme Applications, Inc. | 8 |
5 |
| Arch Biopartners, Inc. | 9 |
5 |
| YongNong BioSciences Co., Ltd. | 13 |
5 |
| Kallyope, Inc. | 52 |
5 |
| Ningxia Yongnong Biosciences Co., Ltd. | 10 |
5 |
| Centre National de La Recherche Scientifique | 10091 |
4 |
| CJ Cheiljedang Corporation | 3246 |
4 |
| Clariant International Ltd. | 955 |
4 |
| College de France | 115 |
4 |
| Other owners | 205 |