Water filter

- UltraPure Systems, Inc.
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Description

FIG. 1 illustrates a front view of a water filter my new design;

FIG. 2 illustrates a left side view thereof;

FIG. 3 illustrates a right side view thereof;

FIG. 4 illustrates a rear view thereof;

FIG. 5 illustrates a top view thereof; and,

FIG. 6 illustrates a bottom view thereof.

Referenced Cited
U.S. Patent Documents
1594361 August 1926 Frankenstein
3304852 February 1967 Lande
3420675 January 1969 Costas
3971305 July 27, 1976 Daswick
4080299 March 21, 1978 Bartolome
4271024 June 2, 1981 Kawolics et al.
4419232 December 6, 1983 Arntyr et al.
4528095 July 9, 1985 Byrne
4642190 February 10, 1987 Zimmerman
4764274 August 16, 1988 Miller
4826695 May 2, 1989 Tanner
4859348 August 22, 1989 Jusaitis et al.
4867875 September 19, 1989 Peranio
4867880 September 19, 1989 Pelle et al.
4963262 October 16, 1990 Johnstone
5200070 April 6, 1993 McMenamin
5211104 May 18, 1993 Arpin
5221475 June 22, 1993 Mealey et al.
Patent History
Patent number: D354795
Type: Grant
Filed: Apr 22, 1993
Date of Patent: Jan 24, 1995
Assignee: UltraPure Systems, Inc. (Minneapolis, MN)
Inventor: Randy B. Heligman (Minnetonka, MN)
Primary Examiner: Wallace R. Burke
Assistant Examiner: M. H. Tung
Law Firm: Kinney & Lange
Application Number: 0/7,446
Classifications
Current U.S. Class: Filter Or Strainer (2) (D23/209)