- All sections
- C - Chemistry; metallurgy
- C07C - Acyclic or carbocyclic compounds
- C07C 51/21 - Preparation of carboxylic acids or their salts, halides, or anhydrides by oxidation with molecular oxygen
Patent holdings for IPC class C07C 51/21
Total number of patents in this class: 83
10-year publication summary
6
|
8
|
7
|
5
|
1
|
1
|
4
|
4
|
0
|
0
|
2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
Owner |
All patents
|
This class
|
---|---|---|
Uop LLC | 4083 |
9 |
Mitsubishi Chemical Corporation | 4313 |
6 |
LG Chem, Ltd. | 17205 |
5 |
Eastman Chemical Company | 2239 |
5 |
Boreskov Institute of Catalysis | 24 |
4 |
BASF SE | 19740 |
3 |
Corporation de l'École Polytechnique de Montréal | 103 |
3 |
ALPEK POLYESTER, S.A. de C.V. | 167 |
3 |
Rohm and Haas Company | 2805 |
2 |
Mitsubishi Rayon Co., Ltd. | 1003 |
2 |
BP Corporation North America Inc. | 776 |
2 |
Grupo Petrotemex, S.A. de C.V. | 72 |
2 |
JBACH GmbH | 4 |
2 |
The Lubrizol Corporation | 1335 |
2 |
Nippon Kayaku Kabushiki Kaisha | 1400 |
2 |
Snu R&db Foundation | 580 |
2 |
Shell USA, Inc. | 1074 |
2 |
Siemens AG | 24990 |
1 |
Evonik Industries AG | 225 |
1 |
BASF AG | 1258 |
1 |
Other owners | 24 |