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:
Oct. 31, 2017
Filed:
Sep. 05, 2014
Applicant:
Basf SE, Ludwigshafen, DE;
Inventors:
Marta Reinoso Garcia, Dossenheim, DE;
Markus Hartmann, Neustadt, DE;
Kati Schmidt, Ludwigshafen, DE;
Matthias Rauls, Blieskastel, DE;
Thomas Schmidt, Neustadt, DE;
Paul Klingelhoefer, Mannheim, DE;
Alfred Oftring, Bad Duerkheim, DE;
Somnath Shivaji Kadam, Ludwigshafen, DE;
Assignee:
BASF SE, Ludwigshafen, DE;
Primary Examiner:
Int. Cl.
CPC ...
C11D 3/33 (2006.01); C07C 227/42 (2006.01); C07C 229/24 (2006.01); C07C 227/18 (2006.01); C07C 227/36 (2006.01); C07C 229/16 (2006.01); C07C 253/00 (2006.01);
U.S. Cl.
CPC ...
C07C 229/24 (2013.01); C07C 227/18 (2013.01); C07C 227/36 (2013.01); C07C 229/16 (2013.01); C07C 253/00 (2013.01); C11D 3/33 (2013.01);
Abstract
Mixture of L- and D-enantiomers of methyl glycine diacetic acid (MGDA) or its respective mono-, di or trialkali metal or mono-, di- or triammonium salts, said mixture containing predominantly the respective L-isomer with an enantiomeric excess (ee) in the range of from 10 to 75%.