- 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: 7513
10-year publication summary
|
513
|
494
|
432
|
474
|
447
|
401
|
359
|
377
|
335
|
106
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Merck Sharp & Dohme LLC | 3724 |
93 |
| Bristol-myers Squibb Company | 4848 |
89 |
| Merck Sharp & Dohme Corp. | 2202 |
86 |
| Boehringer Ingelheim International GmbH | 4732 |
85 |
| Novartis AG | 11042 |
77 |
| The Regents of the University of California | 19681 |
65 |
| F. Hoffmann-La Roche AG | 7889 |
55 |
| Takeda Pharmaceutical Company Limited | 2700 |
49 |
| Vertex Pharmaceuticals Incorporated | 1585 |
47 |
| Arcutis Biotherapeutics, Inc. | 101 |
46 |
| Chiesi Farmaceutici S.p.A. | 942 |
40 |
| Hoffmann-La Roche Inc. | 3344 |
38 |
| Janssen Pharmaceutica N.V. | 3436 |
37 |
| Merck Patent GmbH | 5825 |
34 |
| Pfizer Inc. | 3331 |
32 |
| Abbvie Inc. | 1783 |
32 |
| Vanderbilt University | 1846 |
32 |
| Board of Regents, The University of Texas System | 5689 |
31 |
| Purdue Pharma L.P. | 500 |
31 |
| Amgen Inc. | 3985 |
30 |
| Other owners | 6484 |