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:
Nov. 29, 2005
Filed:
Nov. 02, 2001
Applicants:
Friedrich Linhart, Heidelberg, DE;
Bernd Dirks, Hessheim, DE;
Heinrich Ullrich, Freinsheim, DE;
Thierry Blum, Neustadt, DE;
Norbert Mahr, Limburgerhof, DE;
Stefan Frenzel, Mannheim, DE;
Martin Wendker, Worms, DE;
Inventors:
Friedrich Linhart, Heidelberg, DE;
Bernd Dirks, Hessheim, DE;
Heinrich Ullrich, Freinsheim, DE;
Thierry Blum, Neustadt, DE;
Norbert Mahr, Limburgerhof, DE;
Stefan Frenzel, Mannheim, DE;
Martin Wendker, Worms, DE;
Assignee:
BASF Aktiengesellschaft, Ludwigshafen, DE;
Primary Examiner:
Int. Cl.
CPC ...
D21H019/20 ;
U.S. Cl.
CPC ...
Abstract
Paper coating slips whose additives comprise addition polymers or copolymers containing N-vinylformamide in (co)polymerized form, and their use.