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:
Nov. 13, 2018
Filed:
Jan. 26, 2016
Applicant:
Evonik Degussa Gmbh, Essen, DE;
Inventors:
Stephan Kohlstruk, Gladbeck, DE;
Anne Rittsteiger, Olfen, DE;
Alexander Martin Rüfer, Recklinghausen, DE;
Norbert Schlüter, Gescher, DE;
Sven Schneider, Datteln, DE;
Sabrina Sowka, Dülmen, DE;
Guido Streukens, Wuppertal, DE;
Stefan Röder, Sinntal, DE;
Monika Berweiler, Maintal, DE;
Assignee:
Evonik Degussa GmbH, Essen, DE;
Attorneys:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C07C 209/52 (2006.01); B01J 25/00 (2006.01); B01J 35/02 (2006.01); C07C 209/48 (2006.01); B01J 25/02 (2006.01); B01J 37/00 (2006.01);
U.S. Cl.
CPC ...
C07C 209/52 (2013.01); B01J 25/00 (2013.01); B01J 25/02 (2013.01); B01J 35/023 (2013.01); B01J 35/026 (2013.01); B01J 37/0018 (2013.01); B01J 37/0063 (2013.01); B01J 37/0081 (2013.01); C07C 209/48 (2013.01); B01J 2523/00 (2013.01); C07C 2601/14 (2017.05);
Abstract
Process for preparing isophoronediamine, characterized in that