- All sections
- C - Chemistrymetallurgy
- C07C - Acyclic or carbocyclic compounds
- C07C 45/67 - 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
Patent holdings for IPC class C07C 45/67
Total number of patents in this class: 178
10-year publication summary
|
18
|
9
|
8
|
11
|
11
|
8
|
16
|
10
|
14
|
13
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| DSM IP Assets B.V. | 5589 |
21 |
| Firmenich SA | 1686 |
13 |
| BASF SE | 20967 |
12 |
| Unigen, Inc. | 111 |
7 |
| United Therapeutics Corporation | 305 |
7 |
| H. Lundbeck A/S | 1252 |
7 |
| Kao Corporation | 4975 |
5 |
| Daikin Industries, Ltd. | 10047 |
5 |
| Gilead Sciences, Inc. | 2041 |
5 |
| Saga University | 146 |
3 |
| The Procter & Gamble Company | 22031 |
2 |
| The Regents of the University of California | 20015 |
2 |
| Boehringer Ingelheim International GmbH | 4645 |
2 |
| Shin-Etsu Chemical Co., Ltd. | 5676 |
2 |
| President and Fellows of Harvard College | 5993 |
2 |
| Northwestern University | 3403 |
2 |
| Alphora Research Inc. | 25 |
2 |
| API Corporation | 224 |
2 |
| Heliae Development, LLC | 167 |
2 |
| Honshu Chemical Industry Co., Ltd. | 165 |
2 |
| Other owners | 73 |