- All sections
- A - Human necessities
- A61K - Preparations for medical, dental or toiletry purposes
- A61K 31/4439 - Non-condensed pyridinesHydrogenated derivatives thereof containing further heterocyclic ring systems containing a five-membered ring with nitrogen as a ring hetero atom, e.g. omeprazole
Patent holdings for IPC class A61K 31/4439
Total number of patents in this class: 11030
10-year publication summary
|
767
|
819
|
834
|
843
|
879
|
849
|
712
|
801
|
851
|
327
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Novartis AG | 10338 |
263 |
| Takeda Pharmaceutical Company Limited | 2718 |
167 |
| Gilead Sciences, Inc. | 2207 |
160 |
| Merck Sharp & Dohme LLC | 3737 |
148 |
| Boehringer Ingelheim International GmbH | 4494 |
138 |
| F. Hoffmann-La Roche AG | 7847 |
125 |
| Bristol-myers Squibb Company | 4789 |
124 |
| AstraZeneca AB | 2830 |
91 |
| Hoffmann-La Roche Inc. | 3726 |
83 |
| Janssen Pharmaceutica N.V. | 3213 |
82 |
| Bayer Pharma AG | 1025 |
77 |
| Vertex Pharmaceuticals Incorporated | 1589 |
77 |
| The Regents of the University of California | 20590 |
74 |
| Axsome Therapeutics, Inc. | 341 |
69 |
| Pfizer Inc. | 3375 |
68 |
| Daiichi Sankyo Company, Limited | 1890 |
67 |
| Eli Lilly and Company | 4050 |
65 |
| Shionogi & Co., Ltd. | 866 |
55 |
| Genentech, Inc. | 4090 |
52 |
| Centre National de La Recherche Scientifique | 10914 |
52 |
| Other owners | 8993 |