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Stem Guided Valve

62/653,605 | U.S. Patent Application

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Location ELECTRONIC
Filed April 6, 2018
Case Type Provisional
Status Provisional Application Expired
Child 16/374,916 Patented
Child 17/109,966 Pending
Child 16/216,709 Abandoned
Last Updated: 2 years, 6 months ago
Date # Transaction