- All sections
- C - Chemistrymetallurgy
- C07F - Acyclic, carbocyclic, or heterocyclic compounds containing elements other than carbon, hydrogen, halogen, oxygen, nitrogen, sulfur, selenium or tellurium
- C07F 9/48 - Phosphonous acids [R—P (OH)2]Thiophosphonous acids
Patent holdings for IPC class C07F 9/48
Total number of patents in this class: 101
10-year publication summary
|
12
|
9
|
6
|
1
|
0
|
3
|
3
|
3
|
2
|
1
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Clariant Finance (BVI) Limited | 346 |
26 |
| Quadriga Biosciences, Inc. | 22 |
14 |
| BASF SE | 21334 |
6 |
| Metabasis Therapeutics, Inc. | 38 |
4 |
| Lier Chemical Co., Ltd. | 45 |
3 |
| NOVA Chemicals (International) S.A. | 807 |
2 |
| Sika Technology AG | 3031 |
2 |
| University of Pittsburgh - Of the Commonwealth System of Higher Education | 3361 |
2 |
| Inspirna, Inc. | 32 |
2 |
| General Electric Company | 14010 |
1 |
| Merck Patent GmbH | 5751 |
1 |
| Syngenta Crop Protection AG | 6804 |
1 |
| Centre National de La Recherche Scientifique | 11133 |
1 |
| Bayer Cropscience AG | 1820 |
1 |
| FUJIFILM Corporation | 30808 |
1 |
| Tsinghua University | 6260 |
1 |
| Toray Industries, Inc. | 7161 |
1 |
| Alios BioPharma, Inc. | 60 |
1 |
| Asahi Kasei Chemicals Corporation | 539 |
1 |
| Covestro Deutschland AG | 2863 |
1 |
| Other owners | 29 |