- All sections
- C - Chemistrymetallurgy
- C07D - Heterocyclic compounds
- C07D 233/88 - Nitrogen atoms, e.g. allantoin
Patent holdings for IPC class C07D 233/88
Total number of patents in this class: 354
10-year publication summary
|
19
|
27
|
28
|
23
|
26
|
24
|
21
|
34
|
15
|
6
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Pfizer Inc. | 3371 |
15 |
| SpringWorks Therapeutics, Inc. | 125 |
14 |
| AstraZeneca AB | 2924 |
9 |
| The Arizona Board of Regents on Behalf of the University of Arizona | 2147 |
9 |
| Novartis AG | 10882 |
8 |
| Epigen Biosciences, Inc. | 13 |
7 |
| Merck Sharp & Dohme LLC | 3753 |
7 |
| Buck Institute for Research on Aging | 126 |
6 |
| Nippon Soda Co., Ltd. | 893 |
6 |
| Bristol-myers Squibb Company | 4872 |
5 |
| BASF SE | 20874 |
5 |
| Dana-Farber Cancer Institute, Inc. | 2558 |
5 |
| North Carolina State University | 1557 |
5 |
| The Regents of the University of California | 19859 |
4 |
| Gilead Sciences, Inc. | 2032 |
4 |
| Katholieke Universiteit Leuven | 1186 |
4 |
| Romark Laboratories L.C. | 52 |
4 |
| Wyeth | 387 |
4 |
| Merck Patent GmbH | 5861 |
3 |
| Astex Therapeutics Limited | 237 |
3 |
| Other owners | 227 |