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Pipe Liners, Inc.

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Records under this name other than patents Pipe Liners, Inc. holds now: patents now held by others, patents whose terms have ended, and its applications, pending or abandoned.

Showing 1 to 9 of 9 · Back to Pipe Liners, Inc.

PatentTitleStatus Expires Confidence
US 7,172,369Methods for Aligning Pipes and Connecting the Lined Pipe with Adjacent or Lateral Pipes
Formerly held
Term ended
Term ended Feb 14, 2025 · Medium confidence
Term endedTerm ended Feb 14, 2025Medium confidence
US 7,037,043Methods for lining pipes and connecting the lined pipe with adjacent or lateral pipes
Formerly held
Lapsed on the fee record
Ended May 2, 2018 · From the USPTO record
Lapsed on the fee recordEnded May 2, 2018From the USPTO record
US 4,863,365Method and apparatus for deforming reformable tubular pipe liners
Term ended
Term ended no later than Sep 5, 2009 · Low confidence
Term endedTerm ended no later than Sep 5, 2009Low confidence
US 4,985,196Pipe liner process
Term ended
Term ended no later than Jan 15, 2011 · Low confidence
Term endedTerm ended no later than Jan 15, 2011Low confidence
US 4,986,951Pipe liner process
Term ended
Term ended no later than Jan 22, 2011 · Low confidence
Term endedTerm ended no later than Jan 22, 2011Low confidence
US 4,998,871Apparatus for deforming plastic tubing for lining pipe
Term ended
Term ended no later than Mar 12, 2011 · Low confidence
Term endedTerm ended no later than Mar 12, 2011Low confidence
US 5,091,137Pipe lining process
Term ended
Term ended no later than Feb 25, 2012 · Low confidence
Term endedTerm ended no later than Feb 25, 2012Low confidence
US 5,112,211Pipe lining apparatus
Term ended
Term ended no later than May 12, 2012 · Low confidence
Term endedTerm ended no later than May 12, 2012Low confidence
US 5,342,570Method and apparatus for deforming reformable tubular pipe liners
Term ended
Term ended no later than Aug 30, 2014 · Low confidence
Term endedTerm ended no later than Aug 30, 2014Low confidence
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