- All sections
- C - Chemistry; metallurgy
- C07D - Heterocyclic compounds
- C07D 205/04 - Heterocyclic compounds containing four-membered rings with one nitrogen atom as the only ring hetero atom not condensed with other rings having no double bonds between ring members or between ring members and non-ring members
Patent holdings for IPC class C07D 205/04
Total number of patents in this class: 1243
10-year publication summary
|
89
|
91
|
97
|
93
|
110
|
110
|
116
|
98
|
71
|
1
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Novartis AG | 11297 |
39 |
| Bristol-myers Squibb Company | 4886 |
22 |
| Janssen Pharmaceutica N.V. | 3625 |
20 |
| Incyte Corporation | 961 |
20 |
| Takeda Pharmaceutical Company Limited | 2945 |
19 |
| AstraZeneca AB | 2961 |
18 |
| F. Hoffmann-La Roche AG | 7942 |
17 |
| Abbvie Inc. | 1781 |
14 |
| Ono Pharmaceutical Co., Ltd. | 437 |
14 |
| Genentech, Inc. | 3864 |
13 |
| Boehringer Ingelheim International GmbH | 4762 |
13 |
| Allergan, Inc. | 2445 |
12 |
| Biogen MA Inc. | 911 |
12 |
| Epicentrx, Inc. | 86 |
11 |
| Incyte Holdings Corporation | 652 |
11 |
| Autobahn Therapeutics, Inc. | 43 |
11 |
| Araxes Pharma LLC | 89 |
10 |
| Pfizer Limited | 222 |
10 |
| Inflazome Limited | 90 |
10 |
| Northrop Grumman Systems Corporation | 2926 |
9 |
| Other owners | 938 |