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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.:

US 5166374 B1

PDFFull Text
Date of Patent:
Nov. 24, 1992

Filed:

Sep. 18, 1991

Bile acid derivatives, processes for the preparation thereof and

Applicant:
Inventors:

Roberto Pellicciari, Milan, IT;

Aldo Roda, Milan, IT;

Giuliano Frigerio, Milan, IT;

Assignee:

Giuliani S.p.A., Milan, IT;

Attorney:

Schneider; Walter H.

Primary Examiner:

Marianne M Cintins

Assistant Examiner:

Kimberly J Kestler

Int. Cl.
CPC ...
C07J / ;
U.S. Cl.
CPC ...
552542 ;
Abstract

Compounds of general formula I ##STR1## wherein R.sub.1 is hydrogen or hydroxy, and the hydroxy group at the 7-position can be either in .alpha. or .beta. configuration, are valuable in human therapy. Compounds I can be prepared by reacting with succinic acid carboanions the corresponding derivatives which have previously been protected, and subsequently deprotecting and decarboxylating them.

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Pellicciari, Roberto. (1992). Bile acid derivatives, processes for the preparation thereof and (U.S. Patent No. 5166374). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/5166374

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