- All sections
- A - Human necessities
- A61K - Preparations for medical, dental or toiletry purposes
- A61K 31/4545 - Non-condensed piperidines, e.g. piperocaine containing further heterocyclic ring systems containing a six-membered ring with nitrogen as a ring hetero atom, e.g. pipamperone, anabasine
Patent holdings for IPC class A61K 31/4545
Total number of patents in this class: 4525
10-year publication summary
348
|
369
|
390
|
368
|
377
|
440
|
465
|
439
|
321
|
118
|
2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
Owner |
All patents
|
This class
|
---|---|---|
Novartis AG | 11238 |
97 |
Takeda Pharmaceutical Company Limited | 2961 |
91 |
Merck Sharp & Dohme LLC | 3689 |
61 |
Bristol-myers Squibb Company | 5080 |
60 |
Pfizer Inc. | 3322 |
57 |
Boehringer Ingelheim International GmbH | 4629 |
54 |
Eisai R&D Management Co., Ltd. | 1304 |
47 |
AstraZeneca AB | 3042 |
43 |
Theravance Biopharma R&D IP, LLC | 550 |
43 |
Daiichi Sankyo Company, Limited | 1829 |
41 |
Astellas Pharma Inc. | 1145 |
39 |
Dana-Farber Cancer Institute, Inc. | 2455 |
39 |
Gilead Sciences, Inc. | 1879 |
37 |
Taisho Pharmaceutical Co., Ltd. | 844 |
37 |
Merck Patent GmbH | 5909 |
36 |
Janssen Pharmaceutica N.V. | 3839 |
34 |
Epizyme, Inc. | 383 |
32 |
Shanghai Institute of Materia Medica, Chinese Academy of Sciences | 762 |
32 |
Shionogi & Co., Ltd. | 914 |
31 |
Celgene Corporation | 1412 |
29 |
Other owners | 3585 |