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:
Mar. 06, 2007
Filed:
Apr. 21, 2004
Applicants:
Thomas Ostrowski, Mannheim, DE;
Raimund Ruppel, Dresden, DE;
Gerd Höppner, Schwarzheide, DE;
Sascha Bergmann, Neustadt/Sa., DE;
Koenraad Vandewalle, Oostmalle, BE;
Eva Baum, Schwarzheide, DE;
Inventors:
Thomas Ostrowski, Mannheim, DE;
Raimund Ruppel, Dresden, DE;
Gerd Höppner, Schwarzheide, DE;
Sascha Bergmann, Neustadt/Sa., DE;
Koenraad Vandewalle, Oostmalle, BE;
Eva Baum, Schwarzheide, DE;
Assignee:
BASF Aktiengesellschaft, Ludwigshafen, DE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C07C 41/02 (2006.01);
U.S. Cl.
CPC ...
Abstract
Process for preparing polyether polyols having an end block of ethylene oxide by addition of alkylene oxides onto H-functional starter substances, in which