Patent · US Expired

2-spirocyclopropyl cephalosporin sulfone derivatives

US5264430A · kind A · utility

1Cited by
2References
10Claims
0Family size

Assignee

Inventors

Key dates

Filing dateApr 8, 1991
Grant dateNov 23, 1993
Priority date
Expiry dateApr 8, 2011

Classification

  • Technology area (CPC A)Human Necessities
  • CPC primaryA61P43/00
  • WIPO fieldPharmaceuticals
  • WIPO sectorChemistry

Abstract

Derivatives of 2-spirocyclopropyl cephalosporin sulfone of the structural formula I ##STR1## are provided which are useful as potent elastase inhibitors.

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