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. 13, 1996
Filed:
Apr. 07, 1994
Applicant:
Inventors:
Fabio Giannessi, Rome, IT;
Roberto Castagnani, Recanati, IT;
Maria O Tinti, Rome, IT;
Francesco De Angelis, Rome, IT;
Paolo De Witt, Rome, IT;
Domenico Misiti, Rome, IT;
Assignee:
Primary Examiner:
Int. Cl.
CPC ...
C07C / ; C07C / ; C07D / ;
U.S. Cl.
CPC ...
562567 ; 549328 ; 560227 ; 558 48 ; 558 50 ; 558444 ;
Abstract
A Process for Preparing L-(-)-carnitine is disclosed which comprises acylating D-(+)-carnitinenitrile or D-(+)-carnitineamide to their respective acyl derivatives which, via acid hydrolysis, yield D-(+)-carnitine which is converted to the lactone of L-(-)-carnitine. The lactone when in base yields L-(-)-carnitine.
Giannessi, Fabio. (1996). Process for manufacturing l-(-)-carnitine from derivatives having a (U.S. Patent No. 5491260). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/5491260
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile