Patent · US Expired

Positively charged poly(alpha-(omega-aminoalkyl)lycolic acid) for the delivery of a bioactive agent via tissue and cellular uptake

US6517869B1 · kind B1 · utility

59Cited by
10References
21Claims
0Family size

Assignee

Inventors

Key dates

Filing dateJun 16, 2000
Grant dateFeb 11, 2003
Priority date
Expiry dateJun 16, 2020

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10S977/93
  • WIPO fieldPharmaceuticals
  • WIPO sectorChemistry

Abstract

A biodegradable, positively-charged aminoalkyl polyester polymer for the delivery of bioactive agents, such as DNA, RNA, oligonucleotides is disclosed. Biologically active moieties, such as drugs, ligands, and the like, can be coupled to the free amino groups of the polymer.

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