- All sections
- A - Human necessities
- A61K - Preparations for medical, dental or toiletry purposes
- A61K 47/32 - Macromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds, e.g. carbomers
Patent holdings for IPC class A61K 47/32
Total number of patents in this class: 5426
10-year publication summary
|
450
|
417
|
530
|
499
|
577
|
544
|
574
|
509
|
429
|
152
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Hisamitsu Pharmaceutical Co., Inc. | 792 |
130 |
| LTS Lohmann Therapie-Systeme AG | 691 |
83 |
| Teikoku Seiyaku Co., Ltd. | 188 |
60 |
| Allergan, Inc. | 2600 |
40 |
| Nitto Denko Corporation | 7879 |
38 |
| Astellas Pharma Inc. | 1145 |
36 |
| BASF SE | 19740 |
31 |
| Alcon, Inc. | 4899 |
31 |
| Daiichi Sankyo Company, Limited | 1829 |
30 |
| Novartis AG | 11238 |
27 |
| FUJIFILM Corporation | 27102 |
27 |
| Massachusetts Institute of Technology | 9795 |
27 |
| The Regents of the University of California | 18943 |
24 |
| Takeda Pharmaceutical Company Limited | 2961 |
23 |
| Nichiban Co., Ltd. | 192 |
23 |
| Santen Pharmaceutical Co., Ltd. | 649 |
22 |
| Societe d'Exploitation de Produits pour Les Industries Chimiques SEPPIC | 401 |
21 |
| Bausch Health Ireland Limited | 751 |
21 |
| Dainippon Sumitomo Pharma Co., Ltd. | 234 |
19 |
| Otsuka Pharmaceutical Co., Ltd. | 1426 |
19 |
| Other owners | 4694 |