- All sections
- C - Chemistrymetallurgy
- C07D - Heterocyclic compounds
- C07D 471/22 - Heterocyclic compounds containing nitrogen atoms as the only ring hetero atoms in the condensed system, at least one ring being a six-membered ring with one nitrogen atom, not provided for by groups in which the condensed systems contains four or more hetero rings
Patent holdings for IPC class C07D 471/22
Total number of patents in this class: 829
10-year publication summary
|
50
|
35
|
54
|
47
|
51
|
57
|
63
|
80
|
62
|
26
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Merck Patent GmbH | 5668 |
31 |
| King Faisal University | 927 |
30 |
| Gilead Sciences, Inc. | 2183 |
24 |
| Intra-Cellular Therapies, Inc. | 431 |
15 |
| Boehringer Ingelheim International GmbH | 4529 |
14 |
| Sumitomo Chemical Company, Limited | 9045 |
13 |
| Arizona Board of Regents on behalf of Arizona State University | 2845 |
13 |
| Shionogi & Co., Ltd. | 862 |
13 |
| Samsung Display Co., Ltd. | 37860 |
11 |
| Demerx, Inc. | 76 |
11 |
| Incyte Corporation | 1059 |
11 |
| Array BioPharma Inc. | 461 |
10 |
| Merck Sharp & Dohme LLC | 3715 |
10 |
| FUJIFILM Corporation | 30244 |
9 |
| The University of Tokyo | 4324 |
9 |
| Janssen Pharmaceutica N.V. | 3233 |
8 |
| Capacitor Sciences Incorporated | 57 |
8 |
| Novartis AG | 10346 |
7 |
| Abbvie Inc. | 1843 |
7 |
| Northwestern University | 3501 |
7 |
| Other owners | 568 |