- All sections
- C - Chemistrymetallurgy
- C07C - Acyclic or carbocyclic compounds
- C07C 315/02 - Preparation of sulfonesPreparation of sulfoxides by formation of sulfone or sulfoxide groups by oxidation of sulfides, or by formation of sulfone groups by oxidation of sulfoxides
Patent holdings for IPC class C07C 315/02
Total number of patents in this class: 152
10-year publication summary
|
6
|
18
|
11
|
7
|
6
|
16
|
9
|
12
|
6
|
6
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| BASF SE | 20915 |
12 |
| Olatec Therapeutics, Inc. | 61 |
7 |
| Bayer Cropscience AG | 2035 |
6 |
| PharmAgra Labs, Inc. | 11 |
4 |
| Saudi Arabian Oil Company | 13206 |
4 |
| Sumitomo Chemical Company, Limited | 9049 |
3 |
| China Petroleum & Chemical Corporation | 1908 |
3 |
| Korea Kumho Petrochemical Co., Ltd. | 191 |
3 |
| Kumiai Chemical Industry Co., Ltd. | 311 |
3 |
| Research Institute of Petroleum Processing, Sinopec | 374 |
3 |
| Södra Skogsägarna ekonomisk förening | 75 |
3 |
| Solvay Specialty Polymers USA, LLC | 587 |
3 |
| E. I. du Pont de Nemours and Company | 4058 |
2 |
| Centre National de La Recherche Scientifique | 10442 |
2 |
| Commissariat à l'énergie atomique et aux energies alternatives | 10917 |
2 |
| Arkema France | 4149 |
2 |
| Hangzhou Normal University | 62 |
2 |
| Nanyang Technological University | 2016 |
2 |
| National University of Singapore | 2453 |
2 |
| Nissan Chemical Industries, Ltd. | 1716 |
2 |
| Other owners | 82 |