- All sections
- C - Chemistrymetallurgy
- C07D - Heterocyclic compounds
- C07D 491/10 - Spiro-condensed systems
Patent holdings for IPC class C07D 491/10
Total number of patents in this class: 580
10-year publication summary
|
42
|
36
|
40
|
48
|
29
|
25
|
38
|
33
|
27
|
18
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Bristol-myers Squibb Company | 4878 |
24 |
| F. Hoffmann-La Roche AG | 7930 |
19 |
| Boehringer Ingelheim International GmbH | 4656 |
16 |
| Merck Sharp & Dohme LLC | 3750 |
14 |
| Hoffmann-La Roche Inc. | 3414 |
12 |
| Takeda Pharmaceutical Company Limited | 2714 |
11 |
| Royalty Security, LLC | 24 |
11 |
| Janssen Pharmaceutica N.V. | 3395 |
10 |
| Novartis AG | 10847 |
9 |
| Amgen Inc. | 4072 |
9 |
| Gilead Sciences, Inc. | 2037 |
9 |
| Vernalis (R&D) Limited | 133 |
9 |
| AstraZeneca AB | 2920 |
7 |
| Les Laboratoires Servier | 544 |
7 |
| RespiVert Ltd. | 78 |
7 |
| Genentech, Inc. | 3971 |
6 |
| Vertex Pharmaceuticals Incorporated | 1599 |
6 |
| Araxes Pharma LLC | 91 |
6 |
| Incyte Corporation | 1020 |
6 |
| Incyte Holdings Corporation | 658 |
6 |
| Other owners | 376 |