- All sections
- C - Chemistrymetallurgy
- C07C - Acyclic or carbocyclic compounds
- C07C 45/52 - Preparation of compounds having C=O groups bound only to carbon or hydrogen atomsPreparation of chelates of such compounds by pyrolysis, rearrangement or decomposition by dehydration and rearrangement involving two hydroxy groups in the same molecule
Patent holdings for IPC class C07C 45/52
Total number of patents in this class: 161
10-year publication summary
|
6
|
10
|
0
|
2
|
3
|
2
|
1
|
3
|
6
|
2
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Arkema France | 4189 |
35 |
| Adisseo France S.A.S. | 153 |
7 |
| Centre National de La Recherche Scientifique | 10914 |
6 |
| Battelle Memorial Institute | 2598 |
6 |
| The Procter & Gamble Company | 21919 |
5 |
| LG Chem, Ltd. | 17883 |
5 |
| Nippon Kayaku Kabushiki Kaisha | 1465 |
5 |
| Nippon Shokubai Co., Ltd. | 1529 |
5 |
| Shell Internationale Research Maatschappij B.V. | 3437 |
3 |
| Evonik Degussa GmbH | 1404 |
3 |
| Shell Oil Company | 2083 |
3 |
| Showa Denko K.K. | 2090 |
3 |
| Hitachi Plant Technologies, Ltd. | 60 |
3 |
| BASF SE | 21165 |
2 |
| Rohm and Haas Company | 2946 |
2 |
| Archer Daniels Midland Company | 1074 |
2 |
| Danmarks Tekniske Universitet | 1021 |
2 |
| Evonik Stockhausen GmbH | 30 |
2 |
| Gevo, Inc. | 281 |
2 |
| Instituto Mexicano Del Petroleo | 208 |
2 |
| Other owners | 58 |