US Patent 8454574 Pressure activated safety valve with grooved membrane
Patent 8454574 was granted and assigned to Navilyst Medical on June, 2013 by the United States Patent and Trademark Office.
Is a
Current Assignee
Date Filed
April 30, 2012
Date of Patent
June 4, 2013
Patent Application Number
13459846
Patent Jurisdiction
Patent Number
Patent Primary Examiner
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