- All sections
- C - Chemistrymetallurgy
- C07F - Acyclic, carbocyclic, or heterocyclic compounds containing elements other than carbon, hydrogen, halogen, oxygen, nitrogen, sulfur, selenium or tellurium
- C07F 9/6539 - Five-membered rings
Patent holdings for IPC class C07F 9/6539
Total number of patents in this class: 68
10-year publication summary
|
8
|
1
|
5
|
2
|
1
|
1
|
3
|
2
|
6
|
0
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Centre National de La Recherche Scientifique | 10805 |
3 |
| Chevron Phillips Chemical Company LP | 1847 |
3 |
| Institute of Pharmacology and Toxicology Academy of Military Medical Sciences P.L.A. China | 179 |
3 |
| Samsung Display Co., Ltd. | 37252 |
2 |
| Sandoz AG | 1394 |
2 |
| Merck & Co., Inc. | 214 |
2 |
| Allergan, Inc. | 2262 |
2 |
| Bayer Cropscience AG | 1953 |
2 |
| The Board of Trustees of the Leland Stanford Junior University | 6587 |
2 |
| Antecip Bioventures II LLC | 349 |
2 |
| College de France | 129 |
2 |
| Institut National de La Sante et de La Recherche Medicale (inserm) | 3085 |
2 |
| MethylGene Inc. | 39 |
2 |
| Nagasaki University | 202 |
2 |
| Navidea Biopharmaceuticals, Inc. | 64 |
2 |
| Quantum Genomics | 13 |
2 |
| The University of Sheffield | 325 |
2 |
| Auspherix Limited | 8 |
2 |
| The Regents of the University of Michigan | 4846 |
1 |
| The Johns Hopkins University | 5774 |
1 |
| Other owners | 27 |