US 12,137,863 B2
Shoe or boot sole cleaning device and shoe or boot sole cleaning kit comprising the shoe or boot sole cleaning device
Mark Horridge, Lancashire (GB)
Assigned to Aquablast Services Limited, Lancashire (GB)
Filed by Aquablast Services Limited, Lancashire (GB)
Filed on May 10, 2022, as Appl. No. 17/740,467.
Claims priority of application No. 2106932 (GB), filed on May 14, 2021.
Prior Publication US 2022/0361728 A1, Nov. 17, 2022
Int. Cl. A47L 23/18 (2006.01); A47L 23/22 (2006.01); B08B 3/04 (2006.01)
CPC A47L 23/18 (2013.01) [A47L 23/22 (2013.01); B08B 3/044 (2013.01); B08B 3/045 (2013.01)] 25 Claims
OG exemplary drawing
 
1. A footwear cleaning device, comprising:
a lower tray having a bottom wall and one or more side walls which define a first compartment for cleaning liquid; and
an upper tray having a bottom wall and one or more side walls which define a second compartment for cleaning aggregate;
a cleaning aggregate held in the upper tray;
wherein the upper tray is shaped and dimensioned such that at least a part thereof is accommodated in the first compartment of the lower tray, and
wherein the upper tray includes one or more holes that communicate between the first and second compartments; and
wherein when a cleaning liquid is held in the lower tray the cleaning liquid enters the second compartment through the one or more holes of the upper tray while the upper tray retains the cleaning aggregate.