Communications: electrical – Condition responsive indicating system – With particular coupling link
Reexamination Certificate
2006-03-14
2006-03-14
Nguyen, Hung (Department: 2636)
Communications: electrical
Condition responsive indicating system
With particular coupling link
C340S539130, C340S539190, C340S539230, C340S573400, C340S870030, C340S870030, C340S870030
Reexamination Certificate
active
07012522
ABSTRACT:
A child monitoring system for allowing an adult to be alerted when a child moved beyond a specific range from the adult. The child monitoring system includes an adult assembly transmitting a monitoring signal over freespace. The adult assembly is designed for being worn by the adult. At least one child assembly receiving the monitoring signal whereby the child assembly produces an alarm sound when the child assembly detects that the monitoring signal is traveling over a distance greater than a pre-determined safe distance. The child assembly is designed for being worn by the child whereby the alarm sound emitted by the child assembly alerts others that the child has ventured to far away from the supervising adult.
REFERENCES:
patent: 5661460 (1997-08-01), Sallen et al.
patent: 5689240 (1997-11-01), Traxler
patent: D388720 (1998-01-01), Montgomery
patent: 5900817 (1999-05-01), Olmassakian
patent: 5939988 (1999-08-01), Neyhart
patent: 6031460 (2000-02-01), Banks
patent: 6278370 (2001-08-01), Underwood
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