The POGO Automatic® Monitor, Cartridge, components thereof, and/or accessories thereto, and/or use of the POGO Automatic Monitor, Cartridge, components thereof, and/or accessories thereto in a method is protected by one or more of the patents listed below, with certain U.S. and foreign patent applications pending.

U.S. Patent Nos.: 9,782,114; 11,051,734; 7,004,928; 9,603,562; 9,095,292; 8,969,097; 10,226,208; 8,801,631; 10,433,780; 8,382,681; 8,360,993; 8,360,994; 8,795,201; 9,060,723; 9,839,384; 10,842,427; 9,380,974; 10,441,205; 9,833,183; 9,636,051; 10,383,556; 8,919,605; 9,897,610; 11,002,743; 10,330,667; D622,393; D654,926; D691,174

European Patent Nos.: 2739970; 3106870; 3407064; 1480710; 1928315; 3165165; 2061375; 1928304; 2559381; 1928316; 2591726; 2989981; 2293719; 2299903; 2299904; 2506768; 2584964

Japanese Patent Nos.: 6223337; 6542322; 5580659; 5802361; 5070210; 5147702; 5070211; 5232003; 5816080; 5642066

Canadian Patent Nos.: 2476308; 2519628; 2611891; 2624067; 2996122; 2623589; 2624059; 2725264; 2726067; 2782047

Hong Kong Patent Nos.: 40000978; 1221891