Patent · US Active

Hyperbranched polymers based on cyclodextrins and poly (amidoamines) for the controlled release of insoluble drugs

US8372933B2 · kind B2 · utility

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5Claims
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Key dates

Filing dateJun 10, 2008
Grant dateFeb 12, 2013
Priority date—
Expiry dateMar 16, 2029

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC08L5/04
  • WIPO fieldPharmaceuticals
  • WIPO sectorChemistry

Abstract

Hyperbranched, water-soluble polymers, obtainable by Michael polyaddition of α-, β-, or γ-cyclodextrins and amines to bisacrylamides.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.