Semiconductor device obtained by dividing semiconductor...

Active solid-state devices (e.g. – transistors – solid-state diode – Alignment marks

Reexamination Certificate

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C257SE21238, C257SE21596, C257SE23179, C438S114000, C438S462000, C438S465000, C438S975000

Reexamination Certificate

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07091624

ABSTRACT:
A semiconductor chip is formed by dividing a semiconductor wafer by use of the laser dicing technique. The semiconductor chip has a laser dicing region on the side surface thereof. A dummy wiring layer is formed along the laser dicing region on the surface layer of the laser dicing region. A laser beam is applied to the dummy wiring layer to divide the semiconductor wafer.

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patent: 5608257 (1997-03-01), Lee et al.
patent: 5899729 (1999-05-01), Lee
patent: 6287895 (2001-09-01), Sato
patent: 6737300 (2004-05-01), Ding et al.
patent: 6818966 (2004-11-01), Beach et al.
patent: 2002/0142518 (2002-10-01), Ding et al.
patent: 10-22237 (1998-01-01), None
patent: 2002-192367 (2002-07-01), None
patent: WO98/13862 (1998-04-01), None
Notification of Reasons for Rejection from the Japanese Patent Office dated Nov. 22, 2005, in patent application No. 2003-006387, and English translation thereof.

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