- All sections
- C - Chemistry; metallurgy
- C07D - Heterocyclic compounds
- C07D 209/18 - Radicals substituted by carbon atoms having three bonds to hetero atoms with at the most one bond to halogen, e.g. ester or nitrile radicals
Patent holdings for IPC class C07D 209/18
Total number of patents in this class: 427
10-year publication summary
|
34
|
29
|
29
|
31
|
35
|
21
|
29
|
21
|
23
|
6
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Vertex Pharmaceuticals Incorporated | 1581 |
17 |
| Bristol-myers Squibb Company | 5080 |
10 |
| Vectus Biosystems Limited | 36 |
7 |
| The Regents of the University of California | 18943 |
6 |
| Taipei Medical University | 156 |
6 |
| Diaccurate | 36 |
6 |
| Novartis AG | 11238 |
5 |
| The Johns Hopkins University | 5377 |
5 |
| Kake Educational Institution | 43 |
5 |
| Tohoku University | 2526 |
5 |
| Allergan, Inc. | 2600 |
4 |
| Centre National de La Recherche Scientifique | 9632 |
4 |
| Takeda Pharmaceutical Company Limited | 2961 |
4 |
| Cornell University | 3036 |
4 |
| Nanoquantum Sciences, Inc. | 6 |
4 |
| Yale University | 2204 |
4 |
| Ústav organické chemie a biochemie AV {hacek over (C)}R, v.v.i. | 6 |
4 |
| F. Hoffmann-La Roche AG | 7958 |
3 |
| Boehringer Ingelheim International GmbH | 4629 |
3 |
| Pfizer Inc. | 3322 |
3 |
| Other owners | 318 |