Patent · US Expired

7,8-Dihydro-2,5,8- trisubstituted-7-oxo-pyrido[2,3-d]pyrimidine-6-carboxylic acid derivatives

US4215216A · kind A · utility

13Cited by
2References
29Claims
0Family size

Assignee

Inventors

Key dates

Filing dateApr 18, 1979
Grant dateJul 29, 1980
Priority date
Expiry dateApr 18, 1999

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC07D498/04
  • WIPO fieldPharmaceuticals
  • WIPO sectorChemistry

Abstract

7,8-Dihydro-2,5,8-trisubstituted-7-oxo-pyrido[2,3-d]pyrimidine-6-carboxylic acid derivatives are gastric anti-secretory agents for treatment of peptic ulcer disease and generally anti-allergic agents useful in the treatment of atopic immediate hypersensitivity reactions.

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