Patent · US Expired

Iodine contraceptive sponge

US5000749A · kind A · utility

31Cited by
4References
5Claims
0Family size

Inventors

Key dates

Filing dateMar 2, 1989
Grant dateMar 19, 1991
Priority date
Expiry dateMar 2, 2009

Classification

  • Technology area (CPC A)Human Necessities
  • CPC primaryA61L15/48
  • WIPO fieldPharmaceuticals
  • WIPO sectorChemistry

Abstract

A bacteriocidal virocidal sponge containing iodine and a surfactant which can be used as a contraceptive and as therapy for vaginitis. It consists of a polyurethane open cell foam impregnated with a surfactant and iodine. A bactericidal tampon containing an iodophor does not induce toxic shock syndrome.

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