Oral thin film of polyvinyl alcohol and polyvinyl alcohol-polyethylene glycol graft copolymer
US11992561B2 · kind B2 · utility
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15Claims
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Key dates
| Filing date | Aug 31, 2022 |
| Grant date | May 28, 2024 |
| Priority date | — |
| Expiry date | Aug 31, 2042 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61P29/00
- WIPO fieldPharmaceuticals
- WIPO sectorChemistry
Abstract
Described is an oral thin film comprising at least one matrix layer, wherein the at least one matrix layer comprises at least one pharmaceutically active agent, at least one polyvinyl alcohol and at least one polyvinyl alcohol-polyethylene glycol graft copolymer, a method for producing same, and use thereof as a medicament.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.