Convection heater

- Perfect Union Co., Ltd.
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Description

FIG. 1 is a top front and left side perspective view of convection heater showing my new design;

FIG. 2 is a front elevational view thereof;

FIG. 3 is a rear elevational view thereof;

FIG. 4 is a left side elevational view thereof;

FIG. 5 is a right side elevational view thereof;

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

FIG. 7 is a bottom plan view thereof.

Claims

The ornamental design for convection heater, as shown and described.

Referenced Cited
U.S. Patent Documents
D311951 November 6, 1990 Dubin
D320648 October 8, 1991 Velazquez
D401315 November 17, 1998 Boyle et al.
D402749 December 15, 1998 Jane et al.
D408510 April 20, 1999 Moreno
D464413 October 15, 2002 Shapiro et al.
Patent History
Patent number: D499474
Type: Grant
Filed: Oct 29, 2003
Date of Patent: Dec 7, 2004
Assignee: Perfect Union Co., Ltd. (Taipei Hsien)
Inventor: Chan Ching (Taipei Hsien)
Primary Examiner: Brian N Vinson
Attorney, Agent or Law Firm: Troxell Law Office PLLC
Application Number: 29/192,635
Classifications
Current U.S. Class: Heating Element Protected By Grille, Grid, Etc. (D23/335); Portable (D23/332)
International Classification: 2303;