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. 08, 2021
Filed:
Jul. 14, 2017
Applicant:
Evonik Degussa Gmbh, Essen, DE;
Inventors:
Kaiwu Dong, Bo Zhou, CN;
Ralf Jackstell, Cuxhaven Altenwalde, DE;
Helfried Neumann, Rostock, DE;
Matthias Beller, Ostseebad Nienhagen, DE;
Dirk Fridag, Haltern am See, DE;
Dieter Hess, Marl, DE;
Katrin Marie Dyballa, Recklinghausen, DE;
Frank Geilen, Haltern am See, DE;
Robert Franke, Marl, DE;
Assignee:
EVONIK OPERATIONS GMBH, Essen, DE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C07F 9/50 (2006.01); C07C 67/36 (2006.01); C07C 67/38 (2006.01); C07D 471/00 (2006.01); C07F 15/00 (2006.01);
U.S. Cl.
CPC ...
C07F 9/5045 (2013.01); C07C 67/36 (2013.01); C07C 67/38 (2013.01); C07D 471/00 (2013.01); C07F 15/0066 (2013.01);
Abstract
The invention relates to a process comprising the following process steps: where