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. 04, 2003
Filed:
Oct. 18, 2001
Applicant:
Inventors:
Jordi Bosch Lladó, Girona, ES;
Mà del Carmen Onrubia Miguel, Barcelona, ES;
Eugènia Pagans Lista, Celrà, ES;
Assignee:
Medichem, S.A., Barcelona, ES;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C07C / ; A61K 3/1195 ;
U.S. Cl.
CPC ...
C07C / ; A61K 3/1195 ;
Abstract
The invention describes a process for the preparation of pharmaceutical grade gabapentin, consisting of neutralizing an alcoholic solution of gabapentin hydrochloride with basic ion exchange resins and thereafter directly isolating the gabapentin, without requiring either the formation or the isolation of intermediates other than the pharmaceutical grade product.
Bosch Lladó, Jordi. (2003). Process for producing gabapentin or pharmaceutical grade (U.S. Patent No. 6528682). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/6528682
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile