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CYCLONIC SURFACE CLEANING APPARATUS WITH EXTERNALLY POSITIONED DIRT CHAMBER

12/728,687 | U.S. Patent Application

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Location ELECTRONIC
Filed March 22, 2010
Examiner HENRY Y HONG
Class 015
Art Group 3723
Case Type Utility - 015/353000
Status Expressly Abandoned -- During Examination
Parent 12/675,540 Patented
Child 2659212
Child 2599303
Child PCT/CA2008/001530
Last Updated: 4 years ago
Date # Transaction