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:
Apr. 24, 2007
Filed:
Jan. 07, 2003
Applicants:
Gunter Laban, Dresden-Langebrück, DE;
Peter Meisel, Dresden, DE;
Gilbert Müller, Offenbach, DE;
Inventors:
Assignee:
MEDA Pharma GmbH & Co. KG, Bad Homburg, DE;
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
C07D 339/02 (2006.01);
U.S. Cl.
CPC ...
Abstract
The invention relates to a method for producing pure racemic, R- or S-thioctic acid or mixtures thereof by reacting 6,8-disubstituted octanoic acid or their salts or esters with sulfides, sulfur or sulfites.