Sieve

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Description

FIG. 1 is a perspective view of a sieve showing our new design;

FIG. 2 is an enlarged side elevation view thereof;

FIG. 3 is an enlarged top plan view thereof; and,

FIG. 4 is an enlarged bottom plan view thereof.

Referenced Cited
U.S. Patent Documents
D185399 June 1959 Tupper
D272222 January 17, 1984 Cho
D391440 March 3, 1998 Cousins
4452581 June 5, 1984 Panchal
Patent History
Patent number: D420864
Type: Grant
Filed: Oct 9, 1998
Date of Patent: Feb 22, 2000
Assignee: F. Kurt Retsch GmbH & Co. KG (Haan)
Inventors: Alan Kenney (Cambridge), Kenneth Oliver McCartney (Hilden)
Primary Examiner: Terry A. Wallace
Law Firm: Robert W. Becker & Associates
Application Number: 0/94,806
Classifications
Current U.S. Class: D/7667
International Classification: 0704;