Patent · US Expired

Contraceptive vaccine

US5935578A · kind A · utility

5Cited by
1References
12Claims
0Family size

Assignee

Inventors

Key dates

Filing dateDec 19, 1996
Grant dateAug 10, 1999
Priority date
Expiry dateDec 19, 2016

Classification

  • Technology area (CPC A)Human Necessities
  • CPC primaryA61K39/00
  • WIPO fieldPharmaceuticals
  • WIPO sectorChemistry

Abstract

The instant invention is drawn to a sperm surface protein in substantially pure form selected from a human PH30 beta chain protein and a mouse PH30 beta chain proteins. Such proteins are useful as contraceptive vaccines in humans and mice respectively, and for identifying small molecules that will disrupt sperm-egg interaction and fertilization.

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