- 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: 113
10-year publication summary
|
4
|
14
|
8
|
12
|
8
|
10
|
16
|
9
|
2
|
1
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Celanese International Corporation | 909 |
34 |
| Anhui Jinhe Industrial Co., Ltd. | 93 |
15 |
| Geistlich Pharma AG | 155 |
15 |
| Apotex Inc. | 204 |
6 |
| Sanofi | 4297 |
5 |
| ChemAdvice GmbH | 6 |
4 |
| Wisconsin Alumni Research Foundation | 3884 |
3 |
| Persevere Therapeutics Inc. | 5 |
3 |
| Chugai Seiyaku Kabushiki Kaisha | 1412 |
2 |
| Daicel Chemical Industries, Ltd. | 186 |
2 |
| Georgia State University Research Foundation, Inc. | 356 |
2 |
| Bristol-myers Squibb Company | 4721 |
1 |
| FUJIFILM Corporation | 30458 |
1 |
| The Board of Trustees of the University of Illinois | 2749 |
1 |
| JSR Corporation | 2547 |
1 |
| Augusta University Research Institute, Inc. | 150 |
1 |
| Chemtura Corporation | 128 |
1 |
| Ecole Polytechnique Federale de Lausanne (epfl) | 1606 |
1 |
| Gruenenthal GmbH | 95 |
1 |
| Grünenthal GmbH | 527 |
1 |
| Other owners | 13 |