Is a
Patent attributes
Patent Jurisdiction
Patent Number
Patent Inventor Names
Earl Terence Bradley0
Date of Patent
June 10, 2008
Patent Application Number
10971407
Date Filed
October 22, 2004
Patent Citations Received
Patent Primary Examiner
Patent abstract
An apparatus and method according to which the apparatus includes a pair of connected arcuate members for clamping around a pipe, with each arcuate member including at least one protrusion. The arcuate members have a first material hardness and at least a portion of the at least one protrusion has a second material hardness that is greater than the first material hardness so that the portion penetratingly engages the pipe when the arcuate members are clamped around the pipe.
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