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. 03, 2014
Filed:
Dec. 11, 2007
Applicant:
Ralf Krahwinkel, Langenfeld, DE;
Inventor:
Ralf Krahwinkel, Langenfeld, DE;
Assignee:
Saltigo GmbH, Leverkusen, DE (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C08F 283/06 (2006.01);
U.S. Cl.
CPC ...
Abstract
The invention provides an improved method for the production of terminal group-capped polyethers using homogeneous catalysis in the presence of Brönstedt acids.