Portable food warmer

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FIG. 1 is a front perspective view of a portable food warmer showing our new design;

FIG. 2 is a front elevational view thereof;

FIG. 3 is a left side elevational view thereof;

FIG. 4 is a top plan view thereof;

FIG. 5 is a right side elevational view thereof;

FIG. 6 is a rear elevational view thereof; and,

FIG. 7 is a bottom plan view thereof.


We claim the ornamental design for a portable food warmer, as shown and described.

Referenced Cited
U.S. Patent Documents
D355517 February 14, 1995 Campbell et al.
D398727 September 22, 1998 Maddux et al.
D411678 June 29, 1999 Di Paolo
D414589 September 28, 1999 Wade
1850193 March 1932 Zahner
Patent History
Patent number: D442756
Type: Grant
Filed: Aug 18, 2000
Date of Patent: May 22, 2001
Assignee: Cambro Manufacturing Company (Huntington Beach, CA)
Inventors: Charles W. Jarvis (Irvine, CA), Johannes Le (Huntington Beach, CA)
Primary Examiner: Kay H. Chin
Attorney, Agent or Law Firm: George F. Bethel
Application Number: 29/128,195
Current U.S. Class: Fully Enclosed Storage Compartment (D34/19); D7/347
International Classification: 1202;