Patent ID: 7036747

Claim:
An air freshening or purifying device ( 10 ) comprising a primary container ( 11 ) having a gel receiving surface ( 12 , 14 ) having at least one recess ( 12 ) adapted for receiving a gel composition and at least one ridge ( 14 ) to hold the gel in the at least one recess ( 12 ), when the device is positioned with the gel receiving surface ( 12 , 14 ) in a vertical orientation, and a refill container ( 15 ) having a gel receiving surface ( 18 , 19 ) profiled to correspond to the gel receiving surface ( 12 , 14 ) of the primary container ( 11 ) and having at least one recess ( 18 ) for receiving a gel composition and at least one ridge ( 19 ) to hold the gel in the at least one recess ( 18 ), said refill container ( 15 ) further having an opposing rear surface ( 16 , 20 ) the profile of which inversely corresponds to the gel receiving surface ( 12 , 14 ) of the primary container ( 11 ) and is dimensioned so as to abut closely with and interlock with the gel receiving surface ( 12 , 14 ) of the primary container ( 11 ) so as to be retained thereby.