- All sections
- C - Chemistrymetallurgy
- C07D - Heterocyclic compounds
- C07D 241/28 - Carbon atoms having three bonds to hetero atoms with at the most one bond to halogen, e.g. ester or nitrile radicals with nitrogen atoms directly attached to ring carbon atoms in which said hetero-bound carbon atoms have double bonds to oxygen, sulfur or nitrogen atoms
Patent holdings for IPC class C07D 241/28
Total number of patents in this class: 125
10-year publication summary
|
8
|
10
|
14
|
6
|
13
|
8
|
11
|
7
|
8
|
3
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Medibeacon, Inc. | 138 |
16 |
| Vertex Pharmaceuticals Incorporated | 1584 |
7 |
| Incyte Corporation | 1072 |
6 |
| Novartis AG | 10263 |
5 |
| AstraZeneca AB | 2818 |
4 |
| Arizona Board of Regents on behalf of Arizona State University | 2930 |
4 |
| Boehringer Ingelheim International GmbH | 4493 |
3 |
| The General Hospital Corporation | 4858 |
3 |
| Astellas Pharma Inc. | 1043 |
3 |
| Eli Lilly and Company | 4089 |
3 |
| Parion Sciences, Inc. | 54 |
3 |
| Viracta Therapeutics, Inc. | 33 |
3 |
| Signum Dermalogix, Inc. | 12 |
3 |
| Arvinas Operations, Inc. | 261 |
3 |
| Vividion Therapeutics, Inc. | 43 |
3 |
| FUJIFILM Corporation | 30512 |
2 |
| Takeda Pharmaceutical Company Limited | 2715 |
2 |
| The Governing Council of The University of Toronto, | 1553 |
2 |
| Kotobuki Pharmaceutical Co., Ltd. | 34 |
2 |
| Mallinckrodt LLC | 131 |
2 |
| Other owners | 46 |