- All sections
- C - Chemistrymetallurgy
- C07D - Heterocyclic compounds
- C07D 307/58 - One oxygen atom, e.g. butenolide
Patent holdings for IPC class C07D 307/58
Total number of patents in this class: 143
10-year publication summary
|
11
|
1
|
4
|
3
|
8
|
2
|
14
|
4
|
8
|
4
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Nissan Chemical Industries, Ltd. | 1704 |
16 |
| BASF SE | 21017 |
5 |
| Ottawa Hospital Research Institute | 108 |
5 |
| Zhengzhou University | 132 |
4 |
| Boehringer Ingelheim International GmbH | 4640 |
3 |
| Syngenta Participations AG | 1833 |
3 |
| Henkel AG & Co. KGaA | 10620 |
3 |
| IHI Corporation | 3452 |
3 |
| The Regents of the University of California | 20108 |
2 |
| DSM IP Assets B.V. | 5572 |
2 |
| Korea Research Institute of Chemical Technology | 1401 |
2 |
| Nippon Shokubai Co., Ltd. | 1496 |
2 |
| The Regents of the University of Colorado, a body corporate | 2675 |
2 |
| University of Ottawa | 214 |
2 |
| Zhejiang University | 3198 |
2 |
| Institute of Medicinal Plant Development | 4 |
2 |
| Ottawa Hospital Research Institute and University of Ottawa | 2 |
2 |
| The Procter & Gamble Company | 22006 |
1 |
| Conopco, Inc. | 5001 |
1 |
| Mars, Incorporated | 2924 |
1 |
| Other owners | 80 |