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. 02, 2012
Filed:
Mar. 14, 2011
Applicants:
Tim Jungkamp, Kapellen, BE;
Robert Baumann, Mannheim, DE;
Michael Bartsch, Neustadt, DE;
Gerd Haderlein, Grünstadt, DE;
Hermann Luyken, Ludwigshafen, DE;
Jens Scheidel, Hirschberg, DE;
Inventors:
Tim Jungkamp, Kapellen, BE;
Robert Baumann, Mannheim, DE;
Michael Bartsch, Neustadt, DE;
Gerd Haderlein, Grünstadt, DE;
Hermann Luyken, Ludwigshafen, DE;
Jens Scheidel, Hirschberg, DE;
Assignee:
BASF Aktiengesellschaft, Ludwigshafen, DE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C07C 253/34 (2006.01);
U.S. Cl.
CPC ...
Abstract
A process is described for separating mixtures of isomeric pentenenitriles, in which at least one isomer is removed from the mixture, wherein the separation of the substance mixtures of isomeric pentenenitriles is effected distillatively under reduced pressure.