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COLLAPSIBLE VALVE WITH INTERNAL DIMPLES

15/40,891 | U.S. Patent Application

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Location ELECTRONIC
Filed Feb. 10, 2016
Examiner AMBER R. STILES
Class 604
Art Group 3763
Patent No. 9,694,171
Case Type Utility - 604/256000
Status Patented Case
Parent 13/801,399 Patented
Child 15/638,187 Patented
Last Updated: 4 years, 11 months ago
Date # Transaction