The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Feb. 14, 1978
Filed:
Nov. 05, 1975
Applicant:
Inventors:
Alan C White, Windsor, EN;
Robin M Black, Porton, EN;
Assignee:
John Wyeth & Brother Limited, Maidenhead, EN;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
A61K / ; C07D / ;
U.S. Cl.
CPC ...
424251 ; 2602 / ;
Abstract
The invention relates to pyrimido 1,2-b!isoquinolines of the formula ##STR1## and their pharmaceutically acceptable acid addition salts. In the formula, R.sup.1 and R.sup.2 each represent hydrogen, hydroxyl, lower alkyl, lower alkoxy, trifluoromethyl, halogen, amino or mono- or di-(lower)alkylamino and R.sup.3 and R.sup.4 each represent hydrogen or lower alkyl. The compounds have utility as anti-gastric ulcer agents.