BLUESPAN, INC.

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Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
7050906 System for monitoring and locating people and objectsExpiredJun 10, 04May 23, 06[G01C]
6778902 System for monitoring and locating people and objectsExpiredAug 20, 03Aug 17, 04[G01C]
2004/0036,597 Directional finding system implementing a rolling codeAbandonedAug 20, 02Feb 26, 04[G08B]

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