Is a
Patent attributes
Current Assignee
Patent Jurisdiction
Patent Number
Patent Inventor Names
David S. Bishop0
Marc N. Samuelson0
Date of Patent
April 12, 2011
0Patent Application Number
122368030
Date Filed
September 24, 2008
0Patent Citations Received
Patent Primary Examiner
Patent abstract
A downhole backup system includes, a tubular positionable within a downhole structure such that an annular space exists between the tubular and the downhole structure. The downhole backup system also includes, a plurality of wedges that are radially movably positioned within the annular space, and each of two opposing ends of the plurality of wedges are configured to completely cover the annular space at all possible radial positions of the plurality of wedges.
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