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:
Jul. 25, 1978
Filed:
Mar. 24, 1977
Applicant:
Inventors:
David Cecil Aldridge, Macclesfield, GB;
Graham Charles Crawley, Macclesfield, GB;
Colin John Strawson, Macclesfield, GB;
Assignee:
Imperial Chemical Industries Limited, London, GB;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C07D / ;
U.S. Cl.
CPC ...
424279 ; 2603436 ;
Abstract
Pharmaceutical compositions containing 3,3a,6,6a-tetrahydrofuro[3,4-b]furan derivatives including canadensolide and 3-epi-dihydrocanadensolide. Novel 3,3a,6,6a-tetrahydrofuro[3,4-b]furan derivatives bearing a variety of substituents in the 3- and 6-positions selected from alkyl, phenyl, alkoxycarbonyl, methylene, benzylthiomethyl and optionally substituted phenylthiomethyl. The compositions and novel compounds show anti-ulcer activity and are useful in the treatment of gastric or duodenal ulcers.