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HYDRAULIC OPEN HOLE PACKER

12/58,337 | U.S. Patent Application

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Location ELECTRONIC
Filed March 28, 2008
Examiner KENNETH L THOMPSON
Class 166
Art Group 3672
Patent No. 7,571,765
Case Type Utility - 166/191000
Status Patented Case
Parent 11/550,863 Patented
Parent 11/104,467 Patented
Parent 10/299,004 Patented
Parent 60/331,491 Expired
Parent 60/404,783 Expired
Child 12/495,455 Patented
Last Updated: 2 years, 3 months ago
Date # Transaction