Patent · US Expired

Benzophenone derivatives

US4134993A · kind A · utility

1Cited by
3References
10Claims
0Family size

Assignee

Inventors

Key dates

Filing dateOct 11, 1977
Grant dateJan 16, 1979
Priority date
Expiry dateOct 11, 1997

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC07C317/00
  • WIPO fieldOrganic fine chemistry
  • WIPO sectorChemistry

Abstract

Novel benzophenone derivatives having anti-allergy activity, and pharmaceutical formulations and methods of treatment utilizing benzophenone derivatives.

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