- All sections
- C - Chemistrymetallurgy
- C07D - Heterocyclic compounds
- C07D 307/36 - Heterocyclic compounds containing five-membered rings having one oxygen atom as the only ring hetero atom not condensed with other rings having two or three double bonds between ring members or between ring members and non-ring members with only hydrogen atoms or radicals containing only hydrogen and carbon atoms, directly attached to ring carbon atoms
Patent holdings for IPC class C07D 307/36
Total number of patents in this class: 182
10-year publication summary
|
16
|
15
|
11
|
9
|
14
|
9
|
7
|
9
|
8
|
4
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Avoscience, LLC | 12 |
7 |
| The Regents of the University of California | 20378 |
6 |
| Mitsubishi Chemical Corporation | 4666 |
6 |
| Council of Scientific & Industrial Research | 1432 |
6 |
| Shell Internationale Research Maatschappij B.V. | 3504 |
5 |
| Origin Materials Operating, Inc. | 74 |
5 |
| Shell Oil Company | 2114 |
4 |
| Abbvie Inc. | 1827 |
4 |
| AbbVie Deutschland GmbH & Co. KG | 260 |
4 |
| The Board of Trustees of the University of Illinois | 2736 |
4 |
| Covation Inc. | 71 |
4 |
| Allergan, Inc. | 2262 |
3 |
| Duke University | 3158 |
3 |
| Council of Scientific and Industrial Research | 591 |
3 |
| Regents of the University of Minnesota | 2764 |
3 |
| Shell USA, Inc. | 1275 |
3 |
| BASF SE | 21134 |
2 |
| E. I. du Pont de Nemours and Company | 3767 |
2 |
| Merck Patent GmbH | 5724 |
2 |
| Toray Industries, Inc. | 7011 |
2 |
| Other owners | 104 |