- All sections
- C - Chemistry; metallurgy
- C07C - Acyclic or carbocyclic compounds
- C07C 51/31 - Preparation of carboxylic acids or their salts, halides, or anhydrides by oxidation of cyclic compounds with ring-splitting
Patent holdings for IPC class C07C 51/31
Total number of patents in this class: 124
10-year publication summary
|
10
|
10
|
15
|
6
|
8
|
6
|
8
|
7
|
3
|
3
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| BASF SE | 19740 |
15 |
| Archer Daniels Midland Company | 1164 |
8 |
| Sud-chemie AG | 202 |
6 |
| Performance Polyamides, SAS | 71 |
3 |
| Hefei Energy Research Institute | 4 |
3 |
| Shell Internationale Research Maatschappij B.V. | 3792 |
2 |
| Centre National de La Recherche Scientifique | 9632 |
2 |
| BASF AG | 1258 |
2 |
| Shell Oil Company | 2196 |
2 |
| Wisconsin Alumni Research Foundation | 3774 |
2 |
| Daikin Industries, Ltd. | 9495 |
2 |
| Anellotech, Inc. | 68 |
2 |
| Asahi Kasei Chemicals Corporation | 809 |
2 |
| Ascend Performance Materials Operations LLC | 260 |
2 |
| Clariant Produkte (Deutschland) GmbH | 354 |
2 |
| Corporation de l'École Polytechnique de Montréal | 103 |
2 |
| Council of Scientific & Industrial Research | 1397 |
2 |
| Dalian Institute of Chemical Physics, Chinese Academy of Sciences | 614 |
2 |
| Eastman Chemical Company | 2239 |
2 |
| INVISTA Technologies S.a.r.l. | 450 |
2 |
| Other owners | 59 |