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United States Patent D452,421
DeMore ,   et al. December 25, 2001

Can opener


The ornamental design for a can opener, as shown and described.
Inventors: DeMore; Anthony M. (Greenwich, CT), Johnson; C. Sven (Beacon Falls, CT)
Assignee: HP Intellectual Corp. (Wilmington, DE)
Appl. No.: D/135,553
Filed: January 12, 2001

Current U.S. Class: D8/36
Current International Class: 0799
Field of Search: D8/33-43,18,19 30/400-443 81/3.07-3.49 7/151-156

References Cited

U.S. Patent Documents
D182006 January 1958 Talge et al.
D189036 October 1960 Sundberg
D193427 August 1962 Anderson et al.
D197137 December 1963 Rappoport
D276406 November 1984 Johnson et al.
D280970 October 1985 Van Asten et al.
D285898 September 1986 Stowell et al.
D288403 February 1987 Steinkamp et al.
D289600 May 1987 Thomas
D292367 October 1987 Muller et al.
D295139 April 1988 Ohnishi et al.
D296752 July 1988 Shimoo
D296979 August 1988 Yuen
D301432 June 1989 Gildersleeve
D301828 June 1989 Wong
D311481 October 1990 Van Asten
D319169 August 1991 van Asten
D319956 September 1991 Barrault
D387644 December 1997 Naft et al.
D392857 March 1998 Lallemand
D393403 April 1998 Tse
D394791 June 1998 Lallemand
D396788 August 1998 Arita et al.
D404270 January 1999 Chang
D412651 August 1999 Conrado et al.
D418029 December 1999 Leverrier
D419728 November 2000 Kilina et al.
D421205 February 2000 Naft et al.
D422468 April 2000 Cruz
2883745 April 1959 Bristol
3126627 March 1964 Freedman
3791029 February 1974 Yamamoto
4520567 June 1985 Crawford
4620476 November 1986 Brym
4622749 November 1986 Inagaki
4702007 October 1987 Nomura et al.
4726119 February 1988 Lee
4734985 April 1988 Ozaki
5664333 September 1997 Hardman
Primary Examiner: Asch; Jeffrey
Attorney, Agent or Firm: Deutsch; Barry E.


FIG. 1 is a photograph illustrating a perspective view, taken from the rear, right side, and top illustrating our new design of a can opener;

FIG. 2 is a photograph illustrating a front elevation view thereof;

FIG. 3 is a photograph illustrating a left side elevation view thereof;

FIG. 4 is a photograph illustrating a right side elevation view thereof;

FIG. 5 is a photograph illustrating a rear elevation view thereof;

FIG. 6 is a photograph illustrating a top plan view thereof; and,

FIG. 7 is a photograph illustrating a bottom plan view thereof.

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