Liquid purification or separation – Structural installation – Closed circulating system
Reexamination Certificate
2007-07-10
2007-07-10
Prince, Fred G. (Department: 1724)
Liquid purification or separation
Structural installation
Closed circulating system
C210S232000, C210S416200, C119S259000
Reexamination Certificate
active
10984353
ABSTRACT:
An aquarium filter arrangement including a filter housing and a filter cartridge positionable within a filter chamber of the filter housing. The filter arrangement includes a hinged cover connected to the filter housing. The hinged cover is designed to collect condensation when the cover is in an open position, and empty the collected condensation into the filter chamber when the cover is closed. The filtering housing also includes guides located above the filter chamber. The filter cartridge can be positioned within the guides during maintenance of the aquarium.
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“Fishease keeping fish with ease™,”Jonas Works, Inc., http://www.jonasworks.com/ (Date: Publicly known prior to the filing date of the present application).
Exhibit A, Penguin 150 Bio-Wheel Power Filter, 5 sheets (Date: Unknown, however, publicly disclosed as early as Dec. 2004).
Exhibit B, Penguin® Power Filter Models: 100, 150, 200 and 350, 2 sheets (Date: Unknown, however, publicly disclosed as early as Dec. 2004).
Merchant & Gould P.C.
Prince Fred G.
Tetra Holding (US), Inc.
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