- All sections
- C - Chemistrymetallurgy
- C07D - Heterocyclic compounds
- C07D 209/42 - 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 209/42
Total number of patents in this class: 729
10-year publication summary
|
44
|
43
|
49
|
43
|
43
|
42
|
32
|
41
|
34
|
27
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Achillion Pharmaceuticals, Inc. | 164 |
26 |
| Boehringer Ingelheim International GmbH | 4642 |
17 |
| Kissei Pharmaceutical Co., Ltd. | 183 |
13 |
| Vertex Pharmaceuticals Incorporated | 1623 |
12 |
| Les Laboratoires Servier | 535 |
12 |
| Novartis AG | 10730 |
11 |
| F. Hoffmann-La Roche AG | 7941 |
11 |
| Abbvie Inc. | 1800 |
9 |
| The United States of America, as represented by the Secretary, Department of Health and Human Services | 2869 |
9 |
| Allergan, Inc. | 2337 |
8 |
| Astellas Pharma Inc. | 1083 |
8 |
| Hoffmann-La Roche Inc. | 3461 |
7 |
| Glaxosmithkline Intellectual Property (no.2) Limited | 288 |
7 |
| Vanderbilt University | 1914 |
7 |
| FUJIFILM Corporation | 29543 |
6 |
| Takeda Pharmaceutical Company Limited | 2705 |
6 |
| Oxford University Innovation Limited | 1550 |
6 |
| Rutgers, The State University of New Jersey | 1900 |
6 |
| Sunshine Lake Pharma Co., Ltd. | 599 |
6 |
| Bristol-myers Squibb Company | 4867 |
5 |
| Other owners | 537 |