- All sections
- C - Chemistrymetallurgy
- C07D - Heterocyclic compounds
- C07D 271/12 - Heterocyclic compounds containing five-membered rings having two nitrogen atoms and one oxygen atom as the only ring hetero atoms condensed with carbocyclic rings or ring systems
Patent holdings for IPC class C07D 271/12
Total number of patents in this class: 205
10-year publication summary
|
10
|
20
|
10
|
18
|
11
|
10
|
9
|
15
|
5
|
3
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Agios Pharmaceuticals, Inc | 221 |
11 |
| The Provost, Fellows, Foundation Scholars, and The Other Members of Board, of The College of The Holy and Undivided Trinity of Queen Elizabeth, Near Dublin | 175 |
8 |
| The University of Queensland | 665 |
8 |
| Vertex Pharmaceuticals Incorporated | 1600 |
7 |
| University of Georgia Research Foundation, Inc. | 1060 |
6 |
| The Salk Institute for Biological Studies | 451 |
5 |
| Bristol-myers Squibb Company | 4814 |
4 |
| National University Corporation Tokai National Higher Education and Research System | 827 |
4 |
| Hoffmann-La Roche Inc. | 3665 |
3 |
| Merck Patent GmbH | 5716 |
3 |
| The Johns Hopkins University | 5796 |
3 |
| China Pharmaceutical University | 343 |
3 |
| Emory University | 1693 |
3 |
| Ewha University-industry Collaboration Foundation | 766 |
3 |
| Forma Therapeutics, Inc. | 155 |
3 |
| Mitobridge, Inc. | 32 |
3 |
| Riken | 1697 |
3 |
| Taisho Pharmaceutical Co., Ltd. | 859 |
3 |
| Toyama Chemical Co., Ltd. | 94 |
3 |
| Treventis Corporation | 17 |
3 |
| Other owners | 116 |