Metal/ceramic circuit board

Details Metal/ceramic circuit board Metal/ceramic circuit board

2005-08-30

2005-08-30

Lam, Cathy F. (Department: 1775)

Stock material or miscellaneous articles

Structurally defined web or sheet

Discontinuous or differential coating, impregnation or bond

C428S209000, C428S469000, C428S627000

Reexamination Certificate

active

06936337

ABSTRACT:
There is provided a metal/ceramic circuit board capable of eliminating discrepancy during mounting of parts to improve the reliability of mounting of the parts. The metal/ceramic circuit board has a ceramic substrate10,and a metal circuit plate (a copper plate14) bonded to the ceramic substrate10,the metal circuit plate having a thickness which is more than 0.25 mm and which is less than 0.3 mm, and the metal circuit plate having a skirt spreading length (a dimensional difference between the bottom and top portion of the peripheral edge portion of the metal circuit plate) of less than 50 μm.

REFERENCES:
patent: 6284985 (2001-09-01), Naba et al.
patent: 6686030 (2004-02-01), Tsukaguchi et al.
patent: 44 06 397 (1995-08-01), None
patent: 0 827 198 (1998-03-01), None
patent: 0 935 286 (1999-08-01), None
patent: 10-326949 (1998-12-01), None
patent: 11322455 (1999-11-01), None

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