Patent · US Active

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 dateAug 31, 2022
Grant dateMay 28, 2024
Priority date
Expiry dateAug 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.