- All sections
- C - Chemistrymetallurgy
- C07C - Acyclic or carbocyclic compounds
- C07C 45/72 - Preparation of compounds having C=O groups bound only to carbon or hydrogen atomsPreparation of chelates of such compounds by reactions not involving the formation of C=O groups by isomerisationPreparation of compounds having C=O groups bound only to carbon or hydrogen atomsPreparation of chelates of such compounds by reactions not involving the formation of C=O groups by change of size of the carbon skeleton by increase in the number of carbon atoms by reaction of compounds containing C=O groups with the same or other compounds containing C=O groups
Patent holdings for IPC class C07C 45/72
Total number of patents in this class: 119
10-year publication summary
9
|
14
|
7
|
12
|
4
|
7
|
3
|
4
|
4
|
3
|
2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
Owner |
All patents
|
This class
|
---|---|---|
Eastman Chemical Company | 2260 |
7 |
Sumitomo Chemical Company, Limited | 9005 |
6 |
BASF SE | 20666 |
4 |
Kao Corporation | 4926 |
4 |
DSM IP Assets B.V. | 5669 |
4 |
Purdue Research Foundation | 3556 |
4 |
Zogenix International Limited | 76 |
4 |
Dermavant Sciences GmbH | 75 |
4 |
The Procter & Gamble Company | 22039 |
3 |
Centre National de La Recherche Scientifique | 10253 |
3 |
IGM Resins Italia S.r.l. | 39 |
3 |
Symrise AG | 1710 |
3 |
Nissan Chemical Corporation | 1953 |
3 |
Agency for Science, Technology and Research | 3577 |
2 |
Celanese International Corporation | 914 |
2 |
Firmenich SA | 1674 |
2 |
Mitsubishi Gas Chemical Company, Inc. | 3412 |
2 |
SABIC Global Technologies B.V. | 4263 |
2 |
Texmark Chemicals, Inc. | 3 |
2 |
Universite de Montpellier | 970 |
2 |
Other owners | 53 |