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UNIVERSAL FRAC SLEEVE

13/257,964 | U.S. Patent Application

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Location ELECTRONIC
Filed Sept. 20, 2011
Examiner DANIEL P STEPHENSON
Class 166
Art Group 3676
Patent No. 8,936,075
Case Type Utility - 166/297000
Status Patented Case
Parent PCT/US2010/033028 Published
Parent 61/175,439 Expired
Child 14/590,204 Patented
Child 14/961,751 Patented
Child 15/985,627 Abandoned
Last Updated: 4 years, 7 months ago
Date # Transaction