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:
Jun. 11, 2013
Filed:
Oct. 03, 2011
Applicants:
Petra Deckert, Bammental, DE;
Peter Groll, Dannstadt-Schauernheim, DE;
Bernd Rumpf, Hockenheim, DE;
Christian Horn, Ruessingen, DE;
Inventors:
Petra Deckert, Bammental, DE;
Peter Groll, Dannstadt-Schauernheim, DE;
Bernd Rumpf, Hockenheim, DE;
Christian Horn, Ruessingen, DE;
Assignee:
BASF SE, , DE;
Primary Examiner:
Int. Cl.
CPC ...
C07C 45/80 (2006.01);
U.S. Cl.
CPC ...
Abstract
A process for purifying an aqueous glyoxal solution comprising at least one acid by extractive acid removal, comprising