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DECOMPOSABLE IMPEDIMENTS FOR DOWNHOLE PLUGS

13/893,195 | U.S. Patent Application

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Location ELECTRONIC
Filed May 13, 2013
Examiner ROBERT EDWARD FULLER
Class 166
Art Group 3676
Patent No. 9,181,772
Case Type Utility - 166/378000
Status Patented Case
Parent 13/194,877 Patented
Parent 12/799,231 Abandoned
Parent 61/214,347 Expired
Last Updated: 3 years, 2 months ago
Date # Transaction