Patent · US Expired

Certain cycloalkane-1,1-diphosphonic acids and derivatives thereof having the ability to treat diseases associated with abnormal calcium and phosphate metabolism

US4939131A · kind A · utility

19Cited by
8References
24Claims
0Family size

Assignee

Inventors

Key dates

Filing dateAug 14, 1987
Grant dateJul 3, 1990
Priority date
Expiry dateAug 14, 2007

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC07F9/5765
  • WIPO fieldPharmaceuticals
  • WIPO sectorChemistry

Abstract

Novel cyclic geminal-diphosphonic acid compounds, and pharmaceutical compositions containing these compounds, which are useful for treating diseases characterized by abnormal calcium and phosphate metabolism; and a method of treating diseases characterized by abnormal calcium and phosphate metabolism utilizing these novel cyclic diphosphonic acid compounds.

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