- All sections
- C - Chemistrymetallurgy
- C07D - Heterocyclic compounds
- C07D 291/06 - Six-membered rings
Patent holdings for IPC class C07D 291/06
Total number of patents in this class: 112
10-year publication summary
|
7
|
3
|
14
|
8
|
11
|
8
|
9
|
12
|
9
|
2
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Celanese International Corporation | 914 |
34 |
| Geistlich Pharma AG | 162 |
18 |
| Anhui Jinhe Industrial Co., Ltd. | 89 |
15 |
| Apotex Inc. | 213 |
7 |
| Sanofi | 4142 |
5 |
| ChemAdvice GmbH | 6 |
4 |
| Wisconsin Alumni Research Foundation | 3894 |
3 |
| Chugai Seiyaku Kabushiki Kaisha | 1382 |
2 |
| Daicel Chemical Industries, Ltd. | 213 |
2 |
| Georgia State University Research Foundation, Inc. | 351 |
2 |
| Bristol-myers Squibb Company | 4821 |
1 |
| FUJIFILM Corporation | 29843 |
1 |
| The Board of Trustees of the University of Illinois | 2727 |
1 |
| Augusta University Research Institute, Inc. | 147 |
1 |
| Chemtura Corporation | 143 |
1 |
| Ecole Polytechnique Federale de Lausanne (epfl) | 1567 |
1 |
| Gruenenthal GmbH | 108 |
1 |
| Grünenthal GmbH | 559 |
1 |
| Nantbio, Inc. | 141 |
1 |
| NantBioScience, Inc. | 20 |
1 |
| Other owners | 10 |