• 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