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. 03, 1998
Filed:
Dec. 31, 1996
Applicant:
Inventors:
Helmut Buschmann, Aachen, DE;
Werner Winter, Aachen, DE;
Ivars Graudums, Stolberg, DE;
Peter Jansen, deceased, late of Eschweiler, DE;
Assignee:
Gruenenthal GmbH, Aachen, DE;
Primary Examiner:
Int. Cl.
CPC ...
C07B / ;
U.S. Cl.
CPC ...
564304 ; 564307 ;
Abstract
A method of separating the racemate of tramadol is disclosed.
Buschmann, Helmut. (1998). Method of separating the racemate of tramadol (U.S. Patent No. 5723668). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/5723668
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile