- All sections
- C - Chemistrymetallurgy
- C07D - Heterocyclic compounds
- C07D 231/44 - Oxygen and nitrogen or sulfur and nitrogen atoms
Patent holdings for IPC class C07D 231/44
Total number of patents in this class: 88
10-year publication summary
|
5
|
7
|
7
|
11
|
6
|
9
|
3
|
4
|
3
|
2
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| AstraZeneca AB | 2928 |
11 |
| L'OREAL, Société Anonyme | 15393 |
8 |
| BASF SE | 20892 |
6 |
| ADAMA Makhteshim Ltd. | 505 |
4 |
| Romark Laboratories L.C. | 52 |
4 |
| Bristol-myers Squibb Company | 4879 |
3 |
| Array BioPharma Inc. | 503 |
3 |
| Finchimica S.p.A. | 94 |
3 |
| Omeros Corporation | 307 |
3 |
| Beijing Innocare Pharma Tech Co., Ltd. | 84 |
3 |
| Syngenta Participations AG | 1907 |
2 |
| Syngenta Crop Protection AG | 6049 |
2 |
| Northwestern University | 3374 |
2 |
| Dynamit Nobel GmbH Explosivstoff-und Systemtechnik | 13 |
2 |
| Gharda Chemicals Limited | 57 |
2 |
| Kinnate Biopharma Inc. | 54 |
2 |
| Sumitomo Pharma Co., Ltd. | 608 |
2 |
| Novartis AG | 10886 |
1 |
| Bayer Cropscience AG | 2051 |
1 |
| Cambria Pharmaceuticals, Inc. | 4 |
1 |
| Other owners | 23 |