- All sections
- C - Chemistry; metallurgy
- C07C - Acyclic or carbocyclic compounds
- C07C 45/59 - Preparation of compounds having C=O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds from heterocyclic compounds with oxygen as the only hetero atom in five-membered rings
Patent holdings for IPC class C07C 45/59
Total number of patents in this class: 63
10-year publication summary
|
8
|
8
|
2
|
2
|
3
|
5
|
9
|
4
|
5
|
1
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Versalis S.P.A. | 539 |
6 |
| DSM IP Assets B.V. | 5822 |
4 |
| Firmenich SA | 1669 |
3 |
| Kolon Industries, Inc. | 1587 |
3 |
| Chevron Phillips Chemical Company LP | 1818 |
2 |
| Instituto Mexicano Del Petroleo | 216 |
2 |
| Nippon Shokubai Co., Ltd. | 1513 |
2 |
| Novamont S.p.A. | 358 |
2 |
| T. Hasegawa Co., Ltd. | 82 |
2 |
| Unimatec Co., Ltd. | 229 |
2 |
| Virent, Inc. | 119 |
2 |
| Organofuel Sweden AB | 20 |
2 |
| Triad National Security, LLC | 591 |
2 |
| Merck Patent GmbH | 5845 |
1 |
| Centre National de La Recherche Scientifique | 10091 |
1 |
| Tokyo Electron Limited | 12111 |
1 |
| Sumitomo Chemical Company, Limited | 8979 |
1 |
| The United States of America as represented by the Secretary of the Navy | 2722 |
1 |
| Wisconsin Alumni Research Foundation | 3817 |
1 |
| The Trustees of the University of Pennsylvania | 4254 |
1 |
| Other owners | 22 |