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SURFACE CLEANING APPARATUS

13/255,875 | U.S. Patent Application

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Location ELECTRONIC
Filed Sept. 9, 2011
Examiner HENRY Y HONG
Class 015
Art Group 3723
Patent No. 9,204,769
Case Type Utility - 015/353000
Status Patented Case
Parent PCT/CA2010/000342 Published
Child 14/874,544 Patented
Child 15/12,783 Patented
Child 15/597,061 Patented
Child 16/22,902 Pending
Child 2658372
Last Updated: 5 years, 10 months ago
Date # Transaction