US 12,460,161 B2
Device for cleaning a surface
Michael R. Sasges, Victoria (CA); and Anthony Martin John Porter, London (CA)
Assigned to TROJAN TECHNOLOGIES GROUP ULC, London (CA)
Filed by Trojan Technologies Group ULC, London (CA)
Filed on Sep. 27, 2023, as Appl. No. 18/475,807.
Application 18/475,807 is a division of application No. 17/177,758, filed on Feb. 17, 2021, granted, now 11,807,833.
Prior Publication US 2024/0026253 A1, Jan. 25, 2024
Int. Cl. C11D 17/00 (2006.01); A61L 2/10 (2006.01); A61L 2/26 (2006.01); B08B 1/14 (2024.01); B08B 3/08 (2006.01); B08B 9/023 (2006.01); C02F 1/32 (2023.01); C11D 7/08 (2006.01); C11D 7/26 (2006.01); C11D 17/04 (2006.01)
CPC C11D 17/043 (2013.01) [A61L 2/10 (2013.01); A61L 2/26 (2013.01); B08B 1/143 (2024.01); B08B 3/08 (2013.01); B08B 9/023 (2013.01); C02F 1/325 (2013.01); C11D 7/08 (2013.01); C11D 7/266 (2013.01); C11D 17/049 (2013.01); A61L 2202/11 (2013.01); B08B 2209/02 (2013.01); C02F 2201/324 (2013.01); C02F 2303/04 (2013.01); C11D 2111/20 (2024.01)] 10 Claims
OG exemplary drawing
 
1. A device for cleaning a sleeve of an ultraviolet light source, comprising:
the ultraviolet light source for the disinfection of a fluid, wherein the sleeve surrounds the ultraviolet light source;
a cleaning composition encapsulated in a polymer material to form a compound;
a canister around and in contact with the sleeve and encapsulating the compound against the sleeve thereby placing the compound in a location adjacent to the sleeve, wherein the polymer material dissolves at a pH above the polymer material pH dissolution point, wherein the dissolving releases the cleaning composition.