- All sections
- C - Chemistrymetallurgy
- C07C - Acyclic or carbocyclic compounds
- C07C 45/28 - Preparation of compounds having C=O groups bound only to carbon or hydrogen atomsPreparation of chelates of such compounds by oxidation of —CHx-moieties
Patent holdings for IPC class C07C 45/28
Total number of patents in this class: 150
10-year publication summary
|
10
|
16
|
12
|
5
|
5
|
10
|
11
|
8
|
10
|
3
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| BASF SE | 21098 |
17 |
| Chevron Phillips Chemical Company LP | 1855 |
6 |
| Rhodia Operations | 1553 |
5 |
| Performance Polyamides, SAS | 65 |
4 |
| Shell Internationale Research Maatschappij B.V. | 3542 |
3 |
| Centre National de La Recherche Scientifique | 10706 |
3 |
| Shell Oil Company | 2133 |
3 |
| Kao Corporation | 5006 |
3 |
| Uop LLC | 4259 |
3 |
| Eastman Chemical Company | 2113 |
3 |
| The Florida International University Board of Trustees | 639 |
3 |
| North Carolina State University | 1585 |
3 |
| Aktsionernoe Obschestvo Gazpromneft—moskovsky NPZ (ao “gazpromneft-mnpz”) | 8 |
3 |
| Evonik Operations GmbH | 4181 |
3 |
| The Regents of the University of California | 20303 |
2 |
| BASF AG | 175 |
2 |
| Rohm and Haas Company | 2936 |
2 |
| Tsinghua University | 6023 |
2 |
| Japan Science and Technology Agency | 1274 |
2 |
| Adisseo France S.A.S. | 149 |
2 |
| Other owners | 76 |