- All sections
- C - Chemistrymetallurgy
- C07D - Heterocyclic compounds
- C07D 491/107 - Spiro-condensed systems with only one oxygen atom as ring hetero atom in the oxygen-containing ring
Patent holdings for IPC class C07D 491/107
Total number of patents in this class: 2177
10-year publication summary
|
145
|
112
|
117
|
156
|
154
|
164
|
175
|
188
|
198
|
135
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Novartis AG | 10744 |
60 |
| Hoffmann-La Roche Inc. | 3439 |
46 |
| VALO Health, Inc. | 172 |
44 |
| F. Hoffmann-La Roche AG | 7947 |
40 |
| Bristol-myers Squibb Company | 4880 |
37 |
| Merck Sharp & Dohme LLC | 3751 |
36 |
| Takeda Pharmaceutical Company Limited | 2708 |
33 |
| Merck Patent GmbH | 5815 |
31 |
| Gilead Sciences, Inc. | 2032 |
29 |
| Vertex Pharmaceuticals Incorporated | 1600 |
28 |
| Kala bio, Inc. | 45 |
26 |
| Amgen Inc. | 4076 |
22 |
| Boehringer Ingelheim International GmbH | 4642 |
19 |
| Genentech, Inc. | 3976 |
18 |
| Shionogi & Co., Ltd. | 852 |
18 |
| Bayer AG | 3325 |
17 |
| Bayer Pharma AG | 1053 |
17 |
| Epizyme, Inc. | 373 |
17 |
| AstraZeneca AB | 2892 |
16 |
| Pfizer Inc. | 3371 |
15 |
| Other owners | 1608 |