Cleaning brush
Description
Claims
The ornamental design for a cleaning brush, as shown and described.
Referenced Cited
U.S. Patent Documents
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Patent History
Patent number: D871773
Type: Grant
Filed: Dec 13, 2017
Date of Patent: Jan 7, 2020
Inventor: Cuimei Ou (Heyuan)
Primary Examiner: Keli L Hill
Application Number: 29/629,379
Type: Grant
Filed: Dec 13, 2017
Date of Patent: Jan 7, 2020
Inventor: Cuimei Ou (Heyuan)
Primary Examiner: Keli L Hill
Application Number: 29/629,379
Classifications
Current U.S. Class:
D4/118;
D4/134