- 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 9/12 - Esters of phosphoric acids with hydroxyaryl compounds
Patent holdings for IPC class C07F 9/12
Total number of patents in this class: 281
10-year publication summary
|
20
|
20
|
26
|
26
|
20
|
15
|
15
|
19
|
25
|
2
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Ventana Medical Systems, Inc. | 1003 |
17 |
| Aeromics, Inc. | 28 |
11 |
| The Regents of the University of California | 19503 |
8 |
| International Business Machines Corporation | 60095 |
6 |
| Daihachi Chemical Industry Co., Ltd. | 62 |
6 |
| Bristol-myers Squibb Company | 4865 |
5 |
| Ramot at Tel-Aviv University Ltd. | 1443 |
5 |
| SurModics, Inc. | 347 |
5 |
| Nippon Steel Chemical & Material Co., Ltd. | 613 |
5 |
| The United States of America as represented by the Secretary of the Navy | 2722 |
4 |
| Albemarle Corporation | 511 |
4 |
| ArQule, Inc. | 139 |
4 |
| Universitat Duisburg-essen | 136 |
4 |
| Envista | 4 |
4 |
| E. I. du Pont de Nemours and Company | 4251 |
3 |
| Cephalon, Inc. | 122 |
3 |
| FRX Polymers, Inc. | 45 |
3 |
| ICL-IP America Inc. | 140 |
3 |
| Lanxess Deutschland GmbH | 1118 |
3 |
| Stella Chemifa Corporation | 115 |
3 |
| Other owners | 175 |