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:
Oct. 12, 2010
Filed:
Apr. 23, 2005
Applicants:
Jurgen Schulz-harder, Lauf, DE;
Karl Exel, Rimbach, DE;
Inventors:
Jurgen Schulz-Harder, Lauf, DE;
Karl Exel, Rimbach, DE;
Assignee:
Curamic Electronics GmbH, Eschenbach, DE;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B32B 15/04 (2006.01); B32B 9/00 (2006.01);
U.S. Cl.
CPC ...
Abstract
Disclosed is a metal-ceramic substrate made up of at least one ceramic layer which is provided with metallizations on both faces. In order to obtain a partial discharge resistance of less than 10 pC at a predefined measuring voltage, the thickness of the ceramic layer amounts to about one sixth of the measuring voltage.