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:
Apr. 22, 1986
Filed:
Sep. 24, 1984
Applicant:
Inventors:
Gerhard Satzinger, Denzlingen, DE;
Hubert Barth, Emmendingen, DE;
Johannes Hartenstein, Stegen-Wittental, DE;
Manfred Herrmann, St. Peter, DE;
Edgar Fritschi, St. Peter, DE;
Ilse-Dore Schutt, Glottertal, DE;
Assignee:
Warner-Lambert Company, Morris Plains, NJ (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C07D / ; C07D / ;
U.S. Cl.
CPC ...
544247 ; 544115 ; 544250 ;
Abstract
4-Thioxobenzopyrano[2,3-d]-pyrimidine derivatives of the general formulae Ia or Ib ##STR1## are described. Compounds Ia and Ib are tautomers and are valuable intermediates for the preparation of 5H-[1]-benzopyrano[2,3-d]pyrimidine derivatives having ulcer-protective action without inhibition of secretion.