- All sections
- C - Chemistrymetallurgy
- C07D - Heterocyclic compounds
- C07D 307/28 - Heterocyclic compounds containing five-membered rings having one oxygen atom as the only ring hetero atom not condensed with other rings having one double bond between ring members or between a ring member and a non-ring member with only hydrogen atoms, hydrocarbon or substituted hydrocarbon radicals, directly attached to ring carbon atoms
Patent holdings for IPC class C07D 307/28
Total number of patents in this class: 99
10-year publication summary
|
1
|
10
|
9
|
7
|
3
|
7
|
4
|
1
|
3
|
1
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Eisai R&D Management Co., Ltd. | 1183 |
22 |
| Syngenta Participations AG | 1588 |
7 |
| Apeiron Synthesis S.A. | 50 |
5 |
| Archer Daniels Midland Company | 1107 |
5 |
| BASF SE | 21113 |
4 |
| Alphora Research Inc. | 25 |
4 |
| Florida State University Research Foundation, Inc. | 820 |
4 |
| University of Washington | 2404 |
4 |
| The Regents of the University of California | 20534 |
2 |
| Bedoukian Research, Inc. | 97 |
2 |
| Dr. Reddy's Laboratories Limited | 556 |
2 |
| Kuraray Co., Ltd. | 3564 |
2 |
| Shanghai Institute of Organic Chemistry, Chinese Academy of Sciences | 186 |
2 |
| Temple University of the Commonwealth System of Higher Education | 636 |
2 |
| Oxford Drug Design Limited | 10 |
2 |
| Selection Bioscience LLC | 11 |
2 |
| Bristol-myers Squibb Company | 4812 |
1 |
| Sandoz AG | 1401 |
1 |
| Janssen Pharmaceutica N.V. | 3233 |
1 |
| Purdue Research Foundation | 3849 |
1 |
| Other owners | 24 |