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:
Mar. 19, 1991
Filed:
Dec. 23, 1988
Paivi A Aho, Helsinki, FI;
Pentti Pohto, Helsinki, FI;
Inge-Britt Y Linden, Helsinki, FI;
Reijo J Backstrom, Helsinki, FI;
Erkki J Honkanen, Vantaa, FI;
Erkki A Nissenen, Espoo, FI;
Orion Corporation Ltd., Espoo, FI;
Abstract
The invention is concerned with the new use of known catechol derivatives of the formula ##STR1## wherein R.sub.1 and R.sub.2 are each hydrogen, alkyl having 1 to 4 carbon atoms or alkanoyl having 2 to 5 carbon atoms; X is nitro, halogen or cyano and R.sub.3 is chlorine, nitro, cyano or a radical of the formula ##STR2## wherein R.sub.4 is hydrogen, cyano, alkyl having 1 to 4 carbon atoms or alkanoyl having 2 to 5 carbon atoms and R.sub.5 is cyano, alkanoyl having 2 to 5 carbon atoms, hydroxyalkyl having 1 to 4 carbon atoms, carboxyl or phenylcarbonyl unsubstituted or substituted with one to three methoxy groups or pharmaceutically acceptable salt thereof. The new use is the treatment and prophylaxis of ulcers and lesions in the gastrointestinal tract.