- All sections
- C - Chemistrymetallurgy
- C07D - Heterocyclic compounds
- C07D 307/00 - Heterocyclic compounds containing five-membered rings having one oxygen atom as the only ring hetero atom
Patent holdings for IPC class C07D 307/00
Total number of patents in this class: 280
10-year publication summary
|
22
|
10
|
10
|
6
|
11
|
10
|
17
|
11
|
30
|
11
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| JSR Corporation | 2558 |
28 |
| Tokyo Ohka Kogyo Co., Ltd. | 1563 |
19 |
| FUJIFILM Corporation | 30516 |
17 |
| Shin-Etsu Chemical Co., Ltd. | 6109 |
9 |
| Sumitomo Chemical Company, Limited | 8968 |
7 |
| Bayer Cropscience AG | 1841 |
6 |
| Sanofi | 4307 |
6 |
| Wisconsin Alumni Research Foundation | 3902 |
5 |
| Lcy Biosciences Inc. | 14 |
5 |
| BASF SE | 21308 |
3 |
| Allergan, Inc. | 2162 |
3 |
| Pierre Fabre Medicament | 523 |
3 |
| Takasago International Corporation | 405 |
3 |
| Merck Patent GmbH | 5729 |
2 |
| Syngenta Limited | 426 |
2 |
| The Johns Hopkins University | 5887 |
2 |
| AB Pharma Ltd. | 14 |
2 |
| Construction Research & Technology GmbH | 600 |
2 |
| Council of Scientific & Industrial Research | 1447 |
2 |
| Covestro Deutschland AG | 2833 |
2 |
| Other owners | 152 |