Patent · US Expired

Bioadhesive pharmaceutical carrier

US5462749A · kind A · utility

115Cited by
19References
7Claims
0Family size

Assignee

Inventor

Key dates

Filing dateApr 26, 1994
Grant dateOct 31, 1995
Priority date
Expiry dateApr 26, 2014

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10S424/15
  • WIPO fieldPharmaceuticals
  • WIPO sectorChemistry

Abstract

Bioadhesive pharmaceutical carrier consisting essentially of a polymer blend of sodium carboxymethyl cellulose and xanthan gum or sodium alginate. The invention also provides for a method of control releasing a pharmaceutical active comprising incorporating an active into the bioadhesive pharmaceutical carrier. The invention is particularly adaptable for oral use and teething gels.

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