Blind spot alert apparatus

Communications: electrical – External condition vehicle-mounted indicator or alarm – Transmitter in one vehicle only

Reexamination Certificate

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Details

C340S425500, C340S436000, C340S905000, C340S937000, C340S933000

Reexamination Certificate

active

08072351

ABSTRACT:
The blind spot alert apparatus provides a pair of identical sensors for fit to opposite rear quadrants of a vehicle. Each sensor senses a presence or lack thereof of an obstacle proximal to either rear quadrant of the vehicle. Sensors signal the driver via instrument panel chime and buzzer and also via the “WARNING” and “OK” indicia in each side of the instrument panel. Signaling occurs only with a turn signal initiation. Blind spot related accidents are thereby avoided.

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patent: 6744353 (2004-06-01), Sjonell
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patent: 8013889 (2011-09-01), Hong et al.
patent: 2005/0162266 (2005-07-01), Mills et al.
patent: 2006/0284839 (2006-12-01), Breed et al.
patent: 2006/0290482 (2006-12-01), Matsumoto et al.
patent: 2008/0106389 (2008-05-01), Desai
patent: 2008/0117031 (2008-05-01), Chiang
patent: 2008/0136612 (2008-06-01), Machii et al.
patent: 2010/0030430 (2010-02-01), Hayakawa et al.

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