US Patent 8522487 Safety hatch system and egress
Patent 8522487 was granted and assigned to Safepro L.P. on September, 2013 by the United States Patent and Trademark Office.
Is a
Current Assignee
Date Filed
August 6, 2009
Date of Patent
September 3, 2013
Patent Application Number
12537112
Patent Citations Received
Patent Jurisdiction
Patent Number
Patent Primary Examiner
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