US Patent 8051614 Intumescent structure for ducting carrying communications cabling
Patent 8051614 was granted and assigned to Sprint on November, 2011 by the United States Patent and Trademark Office.
Is a
Current Assignee
Date Filed
June 21, 2005
Date of Patent
November 8, 2011
Patent Application Number
11157701
Patent Citations Received
Patent Jurisdiction
Patent Number
Patent Primary Examiner
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