- 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 9/09 - Esters of phosphoric acids
Patent holdings for IPC class C07F 9/09
Total number of patents in this class: 964
10-year publication summary
|
72
|
60
|
75
|
87
|
102
|
67
|
72
|
65
|
53
|
20
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Bristol-myers Squibb Company | 5080 |
21 |
| Sony Corporation | 32931 |
17 |
| The Regents of the University of California | 18943 |
15 |
| Sony Group Corporation | 10730 |
14 |
| United Therapeutics Corporation | 291 |
12 |
| BASF SE | 19740 |
9 |
| Daikin Industries, Ltd. | 9495 |
9 |
| Modernatx, Inc. | 1181 |
9 |
| International Business Machines Corporation | 60644 |
8 |
| Merck Patent GmbH | 5909 |
8 |
| Lantheus Medical Imaging, Inc. | 174 |
8 |
| Wisconsin Alumni Research Foundation | 3774 |
7 |
| Mitsui Chemicals, Inc. | 3134 |
7 |
| Aeromics, Inc. | 25 |
7 |
| Mitsubishi Tanabe Pharma Corporation | 579 |
7 |
| Shiseido Company, Ltd. | 3761 |
7 |
| Tufts University | 370 |
7 |
| LG Chem, Ltd. | 17205 |
6 |
| Sony Corporation of America | 322 |
6 |
| E. I. du Pont de Nemours and Company | 4345 |
6 |
| Other owners | 774 |