Dust cleaning brush
Description
The inside of the brush handle is hollow, so in the bottom view, the bottom of the bristle can be seen, that is, the plurality of smallest round holes in
Claims
The ornamental design for a dust cleaning brush, as shown and described.
Referenced Cited
U.S. Patent Documents
D215416 | September 1969 | Posada |
D234074 | January 1975 | Nilsson |
D362965 | October 10, 1995 | Tastanis |
D414528 | September 28, 1999 | Bocock |
D543704 | June 5, 2007 | Leung |
D543705 | June 5, 2007 | Leung |
7594292 | September 29, 2009 | Pelo |
D616204 | May 25, 2010 | Zemel |
D648088 | November 1, 2011 | Raven |
8382208 | February 26, 2013 | Baertschi |
D708597 | July 8, 2014 | Hile |
D845002 | April 9, 2019 | DiSanti |
Patent History
Patent number: D911035
Type: Grant
Filed: Mar 12, 2019
Date of Patent: Feb 23, 2021
Inventor: Dehua Zhou (Wenchang)
Primary Examiner: Karen E Eldridge Powers
Application Number: 29/683,205
Type: Grant
Filed: Mar 12, 2019
Date of Patent: Feb 23, 2021
Inventor: Dehua Zhou (Wenchang)
Primary Examiner: Karen E Eldridge Powers
Application Number: 29/683,205
Classifications
Current U.S. Class:
D4/133;
D4/135