US Patent 7520874 Disposable diaper with improved leak prevention properties
Patent 7520874 was granted and assigned to Kao Corporation on April, 2009 by the United States Patent and Trademark Office.
Is a
Current Assignee
Date Filed
November 20, 2006
Date of Patent
April 21, 2009
Patent Application Number
11561803
Patent Citations Received
Patent Jurisdiction
Patent Number
Patent Primary Examiner
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