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. 16, 2000
Filed:
Oct. 05, 1998
Applicant:
Inventors:
Dietrich Speer, Langenselbold, DE;
Adalbert Huber, Langen, DE;
Kai Dorer, Heusenstamm, DE;
Gabriele Wachowitz, Dietzenbach, DE;
Assignee:
Cerdec Aktiengesellschaft Keramische Farben, Frankfurt, DE;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B05D / ;
U.S. Cl.
CPC ...
4273762 ; 4274196 ;
Abstract
The resistance of tableware decorations to cutlery abrasion traces can be increased by using, in the production of the decoration, a decoration coloring substance containing a pigment and a glass flux with the characteristics profile according to the invention: the pigment of the decoration coloring substance has an average grain diameter equal to or less than 2 .mu.m, and the glass flux of the decoration coloring substance has a density equal to or less than 2.6 g/cm.sup.3 and a hemisphere temperature less than 930.degree. C.