Tetra Holding (US), Inc. Patent applications |
Patent application number | Title | Published |
20140238914 | AQUARIUM FILTER ASSEMBLY, COMPONENTS THEREOF, AND METHODS - An aquarium filter cartridge includes a frame and a media pack attached to the frame. The frame includes recessed sections along the sides. The filter cartridge can be part of dual filter cartridge, also including a biological host media filter element. The filter cartridge or the dual filter cartridge can be mounted in a filter housing by sliding within receiving grooves in the filter housing. Methods of servicing are included. | 08-28-2014 |
20100101987 | Filter with self-positioning cartridge arrangement - An aquarium filter arrangement including a filter housing and a filter cartridge having self-spacing structure. The self-spacing structure being designed to automatically space the filter cartridge in an operable filtering position. The operable filtering position being a position at which the filter cartridge is seated against a single rib formed in the housing. | 04-29-2010 |