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EXPANDABLE IMPELLER PUMP

17/84,774 | U.S. Patent Application

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Location ELECTRONIC
Filed Oct. 30, 2020
Examiner NINH H NGUYEN
Class 416
Art Group 3745
Patent No. 11,428,236
Case Type Utility - 416/142000
Status Patented Case
Parent 16/254,184 Patented
Parent 14/622,339 Patented
Parent 13/740,042 Patented
Parent 13/72,624 Patented
Parent 12/157,267 Patented
Parent 11/227,277 Patented
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Last Updated: 1 year, 6 months ago
Date # Transaction