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. 30, 2020
Filed:
Feb. 07, 2019
Applicant:
Evonik Degussa Gmbh, Essen, DE;
Inventors:
Jiawang Liu, Henan, CN;
Kaiwu Dong, Bo Zhou, CN;
Robert Franke, Marl, DE;
Helfried Neumann, Rostock, DE;
Ralf Jackstell, Rostock, DE;
Matthias Beller, Ostseebad Nienhagen, DE;
Assignee:
EVONIK OPERATIONS GMBH, Essen, DE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C07F 9/58 (2006.01); C07F 15/00 (2006.01); C07C 67/38 (2006.01);
U.S. Cl.
CPC ...
C07F 9/58 (2013.01); C07C 67/38 (2013.01); C07F 15/0066 (2013.01);
Abstract
Propyl-bridged diphosphine compounds, metal complexes of these compounds and the use thereof for alkoxycarbonylation.