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. 07, 2013
Filed:
Jun. 02, 2006
Applicant:
Jürgen Schulz-harder, Lauf, DE;
Inventor:
Jürgen Schulz-Harder, Lauf, DE;
Assignee:
Curamik Electronics GmbH, Eschenbach, DE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C04B 37/02 (2006.01); C04B 35/622 (2006.01); C04B 37/00 (2006.01); B32B 18/00 (2006.01); B32B 7/02 (2006.01); B32B 15/04 (2006.01);
U.S. Cl.
CPC ...
Abstract
In the case of a metal-ceramic substrate with a multilayered ceramic material in sheet form, and with at least one metallization that is provided on one surface side of the ceramic material and is joined to be ceramic material by direct bonding or active soldering, the ceramic material has at least one inner layer or base layer of a silicon nitride ceramic. The surface side of the ceramic material that is provided with the at least one metallization is formed by an intermediate layer of an oxidic ceramic applied to the base layer.