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:
Dec. 29, 2015
Filed:
May. 18, 2015
Applicants:
Katrin Marie Dyballa, Recklinghausen, DE;
Robert Franke, Marl, DE;
Dieter Hess, Marl, DE;
Dirk Fridag, Haltern am See, DE;
Frank Geilen, Haltern am See, DE;
Inventors:
Katrin Marie Dyballa, Recklinghausen, DE;
Robert Franke, Marl, DE;
Dieter Hess, Marl, DE;
Dirk Fridag, Haltern am See, DE;
Frank Geilen, Haltern am See, DE;
Assignee:
EVONIK INDUSTRIES AG, Essen, DE;
Primary Examiner:
Int. Cl.
CPC ...
C07F 9/141 (2006.01); C07F 15/00 (2006.01); C07C 45/50 (2006.01); B01J 31/22 (2006.01);
U.S. Cl.
CPC ...
C07F 9/141 (2013.01); B01J 31/2221 (2013.01); C07C 45/505 (2013.01); C07F 15/0073 (2013.01);
Abstract
A novel monophosphite ligand having a tert-butyloxycarbonyl group is useful as a ligand in hydroformylation of an olefin.