- All sections
- C - Chemistrymetallurgy
- C07F - Acyclic, carbocyclic, or heterocyclic compounds containing elements other than carbon, hydrogen, halogen, oxygen, nitrogen, sulfur, selenium or tellurium
- C07F 9/6574 - Esters of oxyacids of phosphorus
Patent holdings for IPC class C07F 9/6574
Total number of patents in this class: 532
10-year publication summary
|
40
|
42
|
31
|
42
|
42
|
40
|
43
|
23
|
34
|
10
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Evonik Oxeno GmbH & Co. KG | 312 |
21 |
| Dow Technology Investments LLC | 272 |
17 |
| BASF SE | 20803 |
13 |
| Evonik Degussa GmbH | 1540 |
12 |
| The Regents of the University of California | 19839 |
11 |
| INV Nylon Chemicals Americas, LLC | 183 |
10 |
| Shengyi Technology Co., Ltd. | 261 |
9 |
| Sumitomo Chemical Company, Limited | 9018 |
8 |
| Ligand Pharmaceuticals Incorporated | 119 |
8 |
| INVISTA North America, LLC | 156 |
8 |
| Otsuka Chemical Co., Ltd. | 289 |
7 |
| The United States Government AS represented by The Department of Veterans Affairs | 1159 |
7 |
| Evonik Oxeno GmbH | 60 |
6 |
| Glaxosmithkline Intellectual Property Development Limited | 755 |
6 |
| INVISTA Technologies S.a.r.l. | 416 |
6 |
| Teijin Limited | 1236 |
6 |
| Tufts University | 347 |
6 |
| Risen (Suzhou) Pharma Tech Co., Ltd. | 65 |
6 |
| Central Glass Company, Limited | 1264 |
5 |
| Daihachi Chemical Industry Co., Ltd. | 62 |
5 |
| Other owners | 355 |