US D1,091,992 S
Dust filter for cleaning appliance
Baokui Zhang, Beijing (CN)
Assigned to Beijing Roborock Technology Co., Ltd., Beijing (CN)
Filed by Beijing Roborock Technology Co., Ltd., Beijing (CN)
Filed on Jul. 31, 2024, as Appl. No. 35/522,038.
Int. Filing Date Jul. 31, 2024
Int. Reg. No. DM/239267
Int. Reg. Date Jul. 31, 2024
Int. Reg. Pub. Date Aug. 23, 2024
Term of patent 15 Years
LOC (15) Cl. 15 - 05
U.S. Cl. D32—31  [D32/30; D23/365]
OG exemplary drawing
 
The ornamental design for a dust filter for cleaning appliance as shown and described.