Fish pond filter

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Description

FIG. 1 is a front, top and side perspective view of the fish pond filter showing our new design;

FIG. 2 is a front end elevational view thereof;

FIG. 3 is a rear end elevational view thereof;

FIG. 4 is a side elevational view thereof, the side opposite being a mirror image of the side shown in FIG. 4;

FIG. 5 is a top plan view thereof; and,

FIG. 6 is a bottom plan view thereof.

Referenced Cited
U.S. Patent Documents
D280658 September 17, 1985 Willinger
D296001 May 31, 1988 Ng
4540487 September 10, 1985 Johnson et al.
4687574 August 18, 1987 Hellman
4851112 July 25, 1989 Schlensker
4892651 January 9, 1990 Hill
5084164 January 28, 1992 Del Rosairo
5160039 November 3, 1992 Colburn
5236582 August 17, 1993 Huang
Patent History
Patent number: D353439
Type: Grant
Filed: May 12, 1993
Date of Patent: Dec 13, 1994
Inventors: William H. Smith (Broomfield, CO), Donald F. Smith (Denver, CO)
Primary Examiner: Wallace R. Burke
Assistant Examiner: M. H. Tung
Attorney: Terry M. Gernstein
Application Number: 0/8,213
Classifications
Current U.S. Class: Filter Or Strainer (2) (D23/209)