The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
May. 05, 1998
Filed:
Feb. 13, 1997
Applicant:
Inventors:
Joseph E Gargas, Apollo Beach, FL (US);
Robert H Hyde, Budd Lake, NJ (US);
Assignee:
The Hartz Mountain Corporation, Secaucus, NJ (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
A01K / ; C02F / ;
U.S. Cl.
CPC ...
210617 ; 210661 ;
Abstract
An aquarium filter for removing chemical and physical waste from an aquarium. The filter includes a fluidized bed of particles, such as sand, for removing ammonia from the water. The filter can also include a physical trap for solid material and activated charcoal for removing organic material from the aquarium water. The filter can be constructed in an aesthetically desirable manner and can be convenient to maintain.