Patent · US Active

Drug composition for treating tumor with polymeric micelle encapsulating anti-neoplastic

US8420119B2 · kind B2 · utility

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Key dates

Filing dateAug 20, 2009
Grant dateApr 16, 2013
Priority date
Expiry dateAug 20, 2029

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC08G63/664
  • WIPO fieldPharmaceuticals
  • WIPO sectorChemistry

Abstract

This present disclosure relates to pharmaceutical compositions for treating tumors using a polymeric micelle encapsulating an anti-tumor drug. The polymeric micelle comprises block copolymers comprising at least one hydrophilic block, at least one hydrophobic block, and at least one zwitterion. The present disclosure also relates to methods of enhancing the solubility of such drugs, methods of increasing the blood circulating time of such drugs, and methods of delivering such drugs to one or more solid tumors.

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