Is a
Patent attributes
Patent Applicant
Current Assignee
Patent Jurisdiction
Patent Number
Patent Inventor Names
Michael D. Graham0
Gary A. Kasper0
Date of Patent
May 9, 2023
0Patent Application Number
170345650
Date Filed
September 28, 2020
0Patent Citations
Patent Primary Examiner
A brushroll dowel for a vacuum cleaner has a bristle stiffener protruding from a brush dowel. A plurality of stiffened bristles protrude from the brush dowel adjacent to the bristle stiffener, and a plurality of unstiffened bristles also protrude from the brush dowel and are non-adjacent to the bristle stiffener.
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