- All sections
- C - Chemistrymetallurgy
- C07C - Acyclic or carbocyclic compounds
- C07C 45/68 - 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
Patent holdings for IPC class C07C 45/68
Total number of patents in this class: 170
10-year publication summary
|
14
|
8
|
19
|
11
|
13
|
13
|
11
|
4
|
4
|
6
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| National University Corporation Hokkaido University | 1346 |
6 |
| The Board of Trustees of the University of Illinois | 2739 |
5 |
| Battelle Memorial Institute | 2547 |
5 |
| Firmenich SA | 1735 |
5 |
| LanzaTech, Inc. | 339 |
5 |
| Johnson Matthey Public Limited Company | 1742 |
4 |
| Daikin Industries, Ltd. | 10378 |
3 |
| City of Hope | 1015 |
3 |
| Jilin Asymchem Laboratories Co., Ltd | 49 |
3 |
| JX Nippon Oil & Energy Corporation | 978 |
3 |
| Lek Pharmaceuticals d.d. | 190 |
3 |
| Osaka University | 3318 |
3 |
| SABIC Global Technologies B.V. | 4477 |
3 |
| V. Mane Fils | 171 |
3 |
| Centre National de La Recherche Scientifique (cnrs) | 3063 |
3 |
| Corteva Agriscience LLC | 2636 |
3 |
| Sumitomo Chemical Company, Limited | 9046 |
2 |
| The United States of America as represented by the Secretary of the Navy | 2829 |
2 |
| Alliance for Sustainable Energy, LLC | 814 |
2 |
| Ecole Nationale Superieure de Chimie de Montpellier | 222 |
2 |
| Other owners | 102 |