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METHOD AND APPARATUS TO ROTATE SUBSURFACE WELLBORE CASING

16/410,043 | U.S. Patent Application

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Location ELECTRONIC
Filed May 13, 2019
Examiner TARAS P BEMKO
Class 166
Art Group 3672
Patent No. 10,961,791
Case Type Utility - 166/285000
Status Patented Case
Parent 14/979,105 Patented
Parent 62/95,319 Expired
Parent 62/248,084 Expired
Last Updated: 1 year, 3 months ago
Date # Transaction