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:
May. 14, 2002
Filed:
Jun. 27, 1997
Applicant:
Inventors:
Udo Eckstein, Köln, DE;
Joachim König, Odenthal, DE;
Fritz Puchner, Köln, DE;
Ulrich Feldhues, Bergisch Gladbach, DE;
Matthias Köcher, Köln, DE;
Uwe Vogt, Monheim, DE;
Eckhard Wenderoth, Leverkusen, DE;
Assignee:
Bayer Aktiengesellschaft, Leverkusen, DE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C09K 1/106 ;
U.S. Cl.
CPC ...
C09K 1/106 ;
Abstract
Paper coating slips having high whiteness, high greying limit and high lightfastness can be prepared with the aid of whitened finely divided plastics.