- All sections
- C - Chemistrymetallurgy
- 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: 1013
10-year publication summary
|
75
|
87
|
100
|
68
|
71
|
65
|
60
|
59
|
58
|
47
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Sony Group Corporation | 15934 |
21 |
| Bristol-myers Squibb Company | 4757 |
17 |
| The Regents of the University of California | 20868 |
15 |
| Sony Corporation | 30080 |
13 |
| BASF SE | 21328 |
12 |
| Modernatx, Inc. | 1283 |
11 |
| Daikin Industries, Ltd. | 10509 |
10 |
| Lanxess Deutschland GmbH | 1146 |
10 |
| SignPath Pharma Inc. | 70 |
10 |
| Lantheus Medical Imaging, Inc. | 165 |
9 |
| The University of Tokyo | 4386 |
9 |
| International Business Machines Corporation | 62769 |
8 |
| Aeromics, Inc. | 29 |
8 |
| Wisconsin Alumni Research Foundation | 3902 |
7 |
| Mitsui Chemicals, Inc. | 3261 |
7 |
| Emory University | 1724 |
7 |
| NOK Corporation | 2325 |
7 |
| Sony Corporation of America | 407 |
6 |
| E. I. du Pont de Nemours and Company | 3464 |
6 |
| Centre National de La Recherche Scientifique | 11092 |
6 |
| Other owners | 814 |