- All sections
- A - Human necessities
- A61K - Preparations for medical, dental or toiletry purposes
- A61K 31/44 - Non-condensed pyridinesHydrogenated derivatives thereof
Patent holdings for IPC class A61K 31/44
Total number of patents in this class: 7499
10-year publication summary
|
494
|
432
|
476
|
447
|
405
|
362
|
379
|
381
|
377
|
244
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Merck Sharp & Dohme LLC | 3733 |
101 |
| Bristol-myers Squibb Company | 4757 |
86 |
| Merck Sharp & Dohme Corp. | 2183 |
86 |
| Boehringer Ingelheim International GmbH | 4479 |
72 |
| Novartis AG | 10169 |
69 |
| The Regents of the University of California | 20902 |
66 |
| Arcutis Biotherapeutics, Inc. | 126 |
59 |
| F. Hoffmann-La Roche AG | 7798 |
48 |
| Vertex Pharmaceuticals Incorporated | 1577 |
46 |
| Chiesi Farmaceutici S.p.A. | 952 |
43 |
| Takeda Pharmaceutical Company Limited | 2700 |
42 |
| Hoffmann-La Roche Inc. | 3841 |
36 |
| Pfizer Inc. | 3418 |
33 |
| Gilead Sciences, Inc. | 2247 |
32 |
| Merck Patent GmbH | 5747 |
31 |
| Board of Regents, The University of Texas System | 6172 |
31 |
| Janssen Pharmaceutica N.V. | 3147 |
30 |
| Vanderbilt University | 2030 |
30 |
| The General Hospital Corporation | 4890 |
29 |
| Corteva Agriscience LLC | 2649 |
29 |
| Other owners | 6500 |