- All sections
- A - Human necessities
- A61K - Preparations for medical, dental or toiletry purposes
- A61K 31/132 - Amines, e.g. amantadine having two or more amino groups, e.g. spermidine, putrescine
Patent holdings for IPC class A61K 31/132
Total number of patents in this class: 437
10-year publication summary
|
28
|
19
|
32
|
41
|
28
|
40
|
40
|
45
|
37
|
16
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Vivier Canada Inc. | 60 |
11 |
| Société des Produits Nestlé S.A. | 9270 |
10 |
| Giuliani S.p.A. | 309 |
10 |
| The Regents of the University of California | 19898 |
9 |
| Philera New Zealand Limited | 12 |
8 |
| University of Central Florida Research Foundation, Inc. | 1180 |
7 |
| The Johns Hopkins University | 5667 |
6 |
| University of Florida Research Foundation, Inc. | 4018 |
6 |
| Geneheal Biotechnology Co., Ltd. | 31 |
6 |
| Idunn Technologies | 6 |
6 |
| Agency for Science, Technology and Research | 3616 |
5 |
| Massachusetts Institute of Technology | 10051 |
4 |
| Board of Regents, The University of Texas System | 5786 |
4 |
| Cambridge Enterprise Limited | 1184 |
4 |
| Keio University | 1095 |
4 |
| Mitsubishi Gas Chemical Company, Inc. | 3461 |
4 |
| Tixupharma | 4 |
4 |
| Toyobo Co., Ltd. | 2490 |
4 |
| Innolife Co., Ltd. | 11 |
4 |
| Wella Operations US LLC | 830 |
4 |
| Other owners | 317 |