Patent · US Expired

Water insoluble derivatives of polyanionic polysaccharides

US5527893A · kind A · utility

50Cited by
9References
8Claims
0Family size

Assignee

Inventors

Key dates

Filing dateDec 23, 1992
Grant dateJun 18, 1996
Priority date
Expiry dateDec 23, 2012

Classification

  • Technology area (CPC A)Human Necessities
  • CPC primaryA61L2300/00
  • WIPO fieldPharmaceuticals
  • WIPO sectorChemistry

Abstract

A water insoluble, biocompatible composition composed of an acyl derivative of a polyanionic polysaccharide, a carbodiimide, and optionally, a nucleophile.

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