Animal-activated pet feeders; Automated pet appliances, namely, litter boxes; Cat litter boxes; Cat litter pans; Combs for animals; Disposable liner pads for animal litter boxes; Dog food scoops; Filters for use in cat litter boxes; Litter boxes for pets; Litter trays for pets; Pet brushes; Pet feeding and drinking bowls; Pet litter box liners; Pet litter boxes; Scoops for the disposal of pet waste