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INTERCHANGEABLE MASK ASSEMBLY

16/216,115 | U.S. Patent Application

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Location ELECTRONIC
Filed Dec. 11, 2018
Examiner DOUGLAS YOUNG SUL
Class 128
Art Group 3785
Patent No. 11,052,211
Case Type Utility - 128/206240
Status Patented Case
Parent 15/841,488 Patented
Parent 14/289,158 Patented
Parent 12/83,779 Abandoned
Parent PCT/AU2006/001570 Published
Parent 60/729,746 Expired
Child 17/355,540 Patented
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Last Updated: 1 year, 3 months ago
Date # Transaction