- All sections
- C - Chemistry; metallurgy
- 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: 708
10-year publication summary
|
49
|
44
|
54
|
35
|
57
|
55
|
58
|
61
|
61
|
36
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Merck Patent GmbH | 5909 |
32 |
| Shionogi & Co., Ltd. | 914 |
17 |
| Gilead Sciences, Inc. | 1879 |
16 |
| King Faisal University | 409 |
16 |
| Boehringer Ingelheim International GmbH | 4629 |
13 |
| Sumitomo Chemical Company, Limited | 8808 |
11 |
| Array BioPharma Inc. | 551 |
11 |
| Demerx, Inc. | 73 |
11 |
| Intra-Cellular Therapies, Inc. | 378 |
11 |
| ViiV Healthcare Company | 146 |
11 |
| Samsung Display Co., Ltd. | 30585 |
10 |
| Arizona Board of Regents on behalf of Arizona State University | 2226 |
10 |
| Incyte Corporation | 918 |
10 |
| Merck Sharp & Dohme LLC | 3689 |
10 |
| Janssen Pharmaceutica N.V. | 3839 |
9 |
| FUJIFILM Corporation | 27102 |
9 |
| The University of Tokyo | 3903 |
9 |
| Capacitor Sciences Incorporated | 65 |
8 |
| Novartis AG | 11238 |
7 |
| BASF SE | 19740 |
7 |
| Other owners | 470 |