Cleaning sponge

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Description

FIG. 1 is a perspective view of the new design for a cleaning sponge;

FIG. 2 is a top view thereof, the bottom view being a mirror image thereof;

FIG. 3 is a left side view thereof, the right side view being a mirror image thereof;

FIG. 4 is a front view thereof; and,

FIG. 5 is a rear view thereof.

Claims

The ornamental design for a cleaning sponge, as shown and described.

Referenced Cited
U.S. Patent Documents
D405927 February 16, 1999 Mallios
D410308 May 25, 1999 Tintelnot
D457698 May 21, 2002 Susani
D462818 September 10, 2002 Haro
D476785 July 1, 2003 Chezzi
7124465 October 24, 2006 Kaminstein
7234189 June 26, 2007 Chen
D548414 August 7, 2007 Akin et al.
D550913 September 11, 2007 D'Estais
D553316 October 16, 2007 Poizeau et al.
Foreign Patent Documents
RCD-000468269-0001 January 2006 BE
Patent History
Patent number: D569565
Type: Grant
Filed: Nov 26, 2007
Date of Patent: May 20, 2008
Assignee: 3M Innovative Properties Company (St. Paul, MN)
Inventors: Timotheos J. Leahy (Saint Paul, MN), Bonnie C. Lembitz (Woodbury, MN)
Primary Examiner: Pamela J. Burgess
Attorney: Trisha D. Adamson
Application Number: 29/297,971
Classifications
Current U.S. Class: Scraper, Duster, Mop, Or Sponge (D32/40)