- All sections
- A - Human necessities
- A61K - Preparations for medical, dental or toiletry purposes
- A61K 31/728 - Hyaluronic acid
Patent holdings for IPC class A61K 31/728
Total number of patents in this class: 2012
10-year publication summary
|
145
|
170
|
184
|
183
|
186
|
198
|
150
|
141
|
156
|
8
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Fidia Farmaceutici S.p.A. | 643 |
51 |
| Seikagaku Corporation | 189 |
43 |
| The Regents of the University of California | 19493 |
22 |
| Allergan Industrie SAS | 93 |
22 |
| Altergon S.A. | 148 |
20 |
| Allergan, Inc. | 2445 |
18 |
| University of Utah Research Foundation | 1774 |
18 |
| Novartis AG | 11289 |
16 |
| Contipro a.s. | 77 |
15 |
| Mayo Foundation for Medical Education and Research | 3102 |
14 |
| Aihol Corporation | 28 |
14 |
| Buck Institute for Research on Aging | 126 |
14 |
| MERZ PHARMA GmbH & CO. KGaA | 611 |
14 |
| Teoxane | 42 |
14 |
| Unity Biotechnology, Inc. | 77 |
14 |
| U.S. Nutraceuticals, L.L.C., DBA Valensa International | 27 |
13 |
| Sofar Swiss SA | 44 |
13 |
| The Johns Hopkins University | 5524 |
12 |
| Laboratoires Vivacy | 67 |
12 |
| Galderma Holding S.A. | 695 |
12 |
| Other owners | 1641 |