Electricity: measuring and testing – Fault detecting in electric circuits and of electric components – Of individual circuit component or element
Reexamination Certificate
2007-05-17
2008-11-18
Nguyen, Ha (Department: 2829)
Electricity: measuring and testing
Fault detecting in electric circuits and of electric components
Of individual circuit component or element
C324S757020, C324S761010
Reexamination Certificate
active
07453275
ABSTRACT:
The board of a probe card of the present invention comprises a first substrate having a first inclined surface at the side surfaces and a second substrate having a second inclined surface. The first substrate and the second substrate are disposed such that the first inclined surface and the second inclined surface are opposed to each other. Between the first inclined surface and the second inclined surface, a stress absorber having electroconductivity is sandwiched.
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patent: 6870385 (2005-03-01), Inoue et al.
patent: 2003/0176066 (2003-09-01), Zhou et al.
patent: 2007/0182430 (2007-08-01), Ismail et al.
patent: 1 640 730 (2006-03-01), None
patent: 2001-141771 (2001-05-01), None
patent: 2006-098064 (2006-04-01), None
Elpida Memory Inc.
Foley & Lardner LLP
Kusumakar Karen M
Nguyen Ha
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