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PORTABLE CHEMICAL OXYGEN GENERATOR

15/366,891 | U.S. Patent Application

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Filed Dec. 1, 2016
Examiner CONLEY, SEAN EVERETT
Class 422
Art Group 1799
Patent No. 9,849,312
Case Type Utility
Status Patent Expired Due to NonPayment of Maintenance Fees Under 37 CFR 1.362
Child 15/811,148 Expired
Child 16/025,727 Patented Case
Child PCTUS2017061376 PCT
Child 15/811,324 Patented Case
Last Updated: 1 week, 1 day ago
Date # Transaction