- 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: 149
10-year publication summary
|
1
|
4
|
4
|
8
|
2
|
14
|
5
|
8
|
5
|
9
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Nissan Chemical Industries, Ltd. | 1622 |
15 |
| BASF SE | 21339 |
6 |
| Ottawa Hospital Research Institute | 114 |
5 |
| Zhengzhou University | 152 |
4 |
| Boehringer Ingelheim International GmbH | 4490 |
3 |
| Syngenta Participations AG | 1472 |
3 |
| Henkel AG & Co. KGaA | 10813 |
3 |
| IHI Corporation | 3555 |
3 |
| The Regents of the University of California | 20989 |
2 |
| Centre National de La Recherche Scientifique | 11164 |
2 |
| DSM IP Assets B.V. | 5405 |
2 |
| Korea Research Institute of Chemical Technology | 1494 |
2 |
| The Regents of the University of Colorado, a body corporate | 2858 |
2 |
| The Scripps Research Institute | 1344 |
2 |
| University of Ottawa | 244 |
2 |
| Zhejiang University | 3501 |
2 |
| Institute of Medicinal Plant Development | 4 |
2 |
| Ottawa Hospital Research Institute and University of Ottawa | 2 |
2 |
| The Procter & Gamble Company | 21892 |
1 |
| Conopco, Inc. | 5152 |
1 |
| Other owners | 85 |