Communications: electrical – Condition responsive indicating system – Specific condition
Reexamination Certificate
2006-04-11
2006-04-11
Hofsass, Jeffery (Department: 2636)
Communications: electrical
Condition responsive indicating system
Specific condition
C340S571000, C340S572100, C340S572300, C340S572900, C340S568200, C340S539100, C702S141000
Reexamination Certificate
active
07026933
ABSTRACT:
A system is disclosed for preventing an unauthorized person from moving or stealing electronic devices having one or more USB ports, such as portable computers. The anti-theft system includes a USB device capable of connecting to a USB port of a computer and an alarm sub-system to cause an audible alarm to be generated based on a signal generated within the USB device.
REFERENCES:
patent: 5317304 (1994-05-01), Choi
patent: 6133830 (2000-10-01), D'Angelo et al.
patent: 6137409 (2000-10-01), Stephens
patent: 6172607 (2001-01-01), McDonald
patent: 6459374 (2002-10-01), Rand et al.
patent: 2005/0033546 (2005-02-01), Hamaguchi et al.
Hofsass Jeffery
Pham Lam
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