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METHOD AND APPARATUS FOR DRILLING WITH CASING

11/563,534 | U.S. Patent Application

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Location ELECTRONIC
Filed Nov. 27, 2006
Examiner ZAKIYA W BATES
Class 166
Art Group 3676
Case Type Utility - 166/380000
Status Abandoned -- Failure to Respond to an Office Action
Parent 10/794,797 Patented
Parent 60/452,318 Expired
Parent 60/451,965 Expired
Parent 10/382,353 Patented
Parent 09/486,901 Patented
Parent PCT/GB98/02582 -
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Last Updated: 4 years ago
Date # Transaction