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13/897,728 | U.S. Patent Application

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Location ELECTRONIC
Filed May 20, 2013
Examiner ALVIN J STEWART
Class 623
Art Group 3799
Patent No. 8,858,638
Case Type Utility - 623/017160
Status Patent Expired Due to NonPayment of Maintenance Fees Under 37 CFR 1.362
Parent 13/235,998 Patented
Parent 12/807,489 Patented
Parent 10/926,766 Patented
Parent 10/237,751 Patented
Parent 09/412,090 Patented
Parent 08/813,283 Patented
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Last Updated: 4 months, 3 weeks ago
Date # Transaction