FIG. 1 is a front side perspective view of a filter showing my new design;

FIG. 2 is a top plan view thereof; and

FIG. 3 is a bottom plan view thereof;

FIG. 4 is a front elevational view thereof;

FIG. 5 is a side elevational view thereof; and,

FIG. 6 is a back elevational view thereof opposite to that shown in FIG. 4.

Referenced Cited
U.S. Patent Documents
D306640 March 13, 1990 Kott
D366516 January 23, 1996 Stewart
3448862 June 1969 Kudaty
4560477 December 24, 1985 Moldow
4735720 April 5, 1988 Kersting
5211849 May 18, 1993 Kott et al.
5531848 July 2, 1996 Brinda et al.
Other references
  • Front cover of Pleatco's "Replacement Swimming Pool and Spa Filter Cartridge Catalog"; Date of Publication: 1991; Place of Publication United States. Unicel's 1998 Replacement Guide (cover and pp. 1 and 71); date of Publication: unknown, but copyright notice indicates similar guides have been published since 1985; Place of Publication: United States.
Patent History
Patent number: D402735
Type: Grant
Filed: Feb 6, 1998
Date of Patent: Dec 15, 1998
Assignee: Pleatco Electronic & Filter Corp. (West Babylon, NY)
Inventor: Leonard B. Kott (North Massapequa, NY)
Primary Examiner: Alan P. Douglas
Assistant Examiner: Robin V. Taylor
Law Firm: Hoffmann & Baron, LLP
Application Number: 0/83,328
Current U.S. Class: Filter Or Strainer (2) (D23/209)
International Classification: 2301;