- 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: 7519
10-year publication summary
|
513
|
494
|
432
|
475
|
447
|
401
|
359
|
377
|
344
|
150
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Merck Sharp & Dohme LLC | 3741 |
94 |
| Bristol-myers Squibb Company | 4892 |
88 |
| Merck Sharp & Dohme Corp. | 2201 |
86 |
| Boehringer Ingelheim International GmbH | 4704 |
84 |
| Novartis AG | 10904 |
77 |
| The Regents of the University of California | 19812 |
66 |
| F. Hoffmann-La Roche AG | 7926 |
55 |
| Takeda Pharmaceutical Company Limited | 2704 |
49 |
| Arcutis Biotherapeutics, Inc. | 102 |
47 |
| Vertex Pharmaceuticals Incorporated | 1596 |
46 |
| Chiesi Farmaceutici S.p.A. | 952 |
40 |
| Hoffmann-La Roche Inc. | 3379 |
37 |
| Janssen Pharmaceutica N.V. | 3423 |
35 |
| Merck Patent GmbH | 5850 |
34 |
| Abbvie Inc. | 1802 |
33 |
| Pfizer Inc. | 3367 |
32 |
| Vanderbilt University | 1887 |
32 |
| Board of Regents, The University of Texas System | 5751 |
31 |
| Gilead Sciences, Inc. | 2028 |
31 |
| Amgen Inc. | 4047 |
30 |
| Other owners | 6492 |