Patent · US Expired

WS7622A, B, C and D substances, derivatives thereof, processes for preparation thereof and use thereof

US5021240A · kind A · utility

4Cited by
4References
7Claims
0Family size

Assignee

Inventors

Key dates

Filing dateFeb 21, 1990
Grant dateJun 4, 1991
Priority date
Expiry dateFeb 21, 2010

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10S435/886
  • WIPO fieldPharmaceuticals
  • WIPO sectorChemistry

Abstract

The present invention relates to new WS7622A, B, C and/or D substances, derivatives thereof and pharmaceutical compositions containing the new substances as active ingredients.

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