- All sections
- C - Chemistrymetallurgy
- C07D - Heterocyclic compounds
- C07D 253/08 - Heterocyclic compounds containing six-membered rings having three nitrogen atoms as the only ring hetero atoms, not provided for by group condensed with carbocyclic rings or ring systems
Patent holdings for IPC class C07D 253/08
Total number of patents in this class: 78
10-year publication summary
|
9
|
7
|
2
|
5
|
7
|
2
|
4
|
1
|
3
|
2
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Takeda Pharmaceutical Company Limited | 2695 |
10 |
| Merck Patent GmbH | 5772 |
7 |
| Bayer Pharma AG | 1001 |
5 |
| Eonhf, Inc. | 45 |
5 |
| Gilead Sciences, Inc. | 2267 |
4 |
| Bristol-myers Squibb Company | 4758 |
3 |
| Inipharm, Inc. | 31 |
3 |
| Glaxosmithkline Intellectual Property Development Limited | 785 |
2 |
| Dana-Farber Cancer Institute, Inc. | 2687 |
2 |
| Ranbaxy Laboratories Limited | 253 |
2 |
| University of Greenwich | 69 |
2 |
| Theravance Biopharma R&D IP, LLC | 357 |
2 |
| Nissan Chemical Corporation | 2318 |
2 |
| Corteva Agriscience LLC | 2630 |
2 |
| LG Display Co., Ltd. | 15170 |
1 |
| Janssen Pharmaceutica N.V. | 3110 |
1 |
| Pfizer Inc. | 3435 |
1 |
| Bayer Schering Pharma AG | 280 |
1 |
| OSRAM GmbH | 2168 |
1 |
| Purdue Research Foundation | 4004 |
1 |
| Other owners | 21 |