- All sections
- A - Human necessities
- A61K - Preparations for medical, dental or toiletry purposes
- A61K 31/5365 - Heterocyclic compounds having nitrogen as a ring hetero atom, e.g. guanethidine or rifamycins having six-membered rings with at least one nitrogen and at least one oxygen as the ring hetero atoms, e.g. 1,2-oxazines ortho- or peri-condensed with heterocyclic ring systems
Patent holdings for IPC class A61K 31/5365
Total number of patents in this class: 777
10-year publication summary
|
57
|
67
|
74
|
84
|
75
|
81
|
62
|
70
|
51
|
18
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Shionogi & Co., Ltd. | 914 |
27 |
| ImmunoGen, Inc. | 405 |
24 |
| ViiV Healthcare Company | 146 |
22 |
| Merck Sharp & Dohme LLC | 3689 |
21 |
| F. Hoffmann-La Roche AG | 7958 |
19 |
| Gilead Sciences, Inc. | 1879 |
19 |
| Eli Lilly and Company | 3645 |
17 |
| Genentech, Inc. | 3742 |
16 |
| Merck Sharp & Dohme Corp. | 2247 |
16 |
| Taisho Pharmaceutical Co., Ltd. | 844 |
12 |
| Novartis AG | 11238 |
11 |
| Boehringer Ingelheim International GmbH | 4629 |
11 |
| Bristol-myers Squibb Company | 5080 |
10 |
| Janssen Pharmaceutica N.V. | 3839 |
9 |
| PRISM Pharma Co., Ltd. | 22 |
9 |
| ViiV Healthcare UK (No. 5) Limited | 42 |
9 |
| Hoffmann-La Roche Inc. | 3060 |
8 |
| Board of Regents of the University of Nebraska | 725 |
8 |
| The Scripps Research Institute | 1364 |
7 |
| Glaxo Group Limited | 4496 |
6 |
| Other owners | 496 |