- All sections
- C - Chemistrymetallurgy
- C07F - Acyclic, carbocyclic, or heterocyclic compounds containing elements other than carbon, hydrogen, halogen, oxygen, nitrogen, sulfur, selenium or tellurium
- C07F 9/141 - Esters of phosphorous acids
Patent holdings for IPC class C07F 9/141
Total number of patents in this class: 141
10-year publication summary
|
8
|
20
|
4
|
4
|
5
|
11
|
4
|
7
|
11
|
1
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| BASF SE | 21150 |
7 |
| Evonik Oxeno GmbH & Co. KG | 360 |
5 |
| International Business Machines Corporation | 62309 |
4 |
| Straitmark Holding AG | 24 |
4 |
| Massachusetts Institute of Technology | 10202 |
3 |
| Chemtura Corporation | 132 |
3 |
| Samsung Electronics Co., Ltd. | 154987 |
2 |
| The Regents of the University of California | 20594 |
2 |
| Boehringer Ingelheim International GmbH | 4494 |
2 |
| Centre National de La Recherche Scientifique | 10899 |
2 |
| Samsung SDI Co., Ltd. | 10132 |
2 |
| Monsanto Technology LLC | 8198 |
2 |
| Sumitomo Chemical Company, Limited | 9012 |
2 |
| Dalhousie University | 168 |
2 |
| FRX Polymers, Inc. | 46 |
2 |
| Gilead Sciences, Inc. | 2200 |
2 |
| Institut Polytechnique de Bordeaux | 428 |
2 |
| Lanxess Deutschland GmbH | 1139 |
2 |
| Universite de Bordeaux | 917 |
2 |
| Zhejiang Nhu Special Materials Co., Ltd | 38 |
2 |
| Other owners | 87 |