- 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: 7564
10-year publication summary
|
455
|
438
|
374
|
401
|
378
|
349
|
315
|
331
|
333
|
302
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Merck Sharp & Dohme LLC | 3732 |
96 |
| Bristol-myers Squibb Company | 4824 |
89 |
| Merck Sharp & Dohme Corp. | 2190 |
86 |
| Boehringer Ingelheim International GmbH | 4637 |
81 |
| Novartis AG | 10626 |
76 |
| The Regents of the University of California | 20268 |
68 |
| Arcutis Biotherapeutics, Inc. | 110 |
53 |
| F. Hoffmann-La Roche AG | 7934 |
51 |
| Vertex Pharmaceuticals Incorporated | 1621 |
48 |
| Takeda Pharmaceutical Company Limited | 2716 |
42 |
| Chiesi Farmaceutici S.p.A. | 971 |
42 |
| Hoffmann-La Roche Inc. | 3534 |
36 |
| Merck Patent GmbH | 5755 |
34 |
| Pfizer Inc. | 3404 |
33 |
| Board of Regents, The University of Texas System | 5927 |
33 |
| Abbvie Inc. | 1814 |
33 |
| Janssen Pharmaceutica N.V. | 3350 |
32 |
| Gilead Sciences, Inc. | 2085 |
31 |
| Vanderbilt University | 1934 |
31 |
| Centre National de La Recherche Scientifique | 10666 |
30 |
| Other owners | 6539 |