Parabolic heater

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Description

FIG. 1 is a front, top and left side perspective view of a parabolic heater showing our new design;

FIG. 2 is a back, top and left side perspective view thereof;

FIG. 3 is a front elevational view thereof;

FIG. 4 is a back elevational view thereof;

FIG. 5 is a right elevational side view thereof;

FIG. 6 is a left elevational side view thereof; and,

FIG. 7 is a top view thereof.

Claims

The ornamental design for a parabolic heater, as shown and described.

Referenced Cited
U.S. Patent Documents
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Other references
  • Exhibit A, Eight photographs of Vornado Heater Model EH1-0012 Type VH.
  • Exhibit B, Eight photographs of Holmes Accutemp Heater Model HFH-299.
  • Exhibit C, Eight photographs of Duracraft Corp. Heater Model DT-73.
  • Exhibit J, Circulair Inc. literature showing instant halogen heater, 2 pages.
  • Exh I, Holmes Products Co. literature showing oscillating parabolic heater, 2 pages.
Patent History
Patent number: D456067
Type: Grant
Filed: May 8, 2001
Date of Patent: Apr 23, 2002
Assignee: National Presto Industries, Inc. (Eau Claire, WI)
Inventors: Lawrence A. Kalina (Eau Claire, WI), Chevis J. Watkinson (Eau Claire, WI)
Primary Examiner: B. J. Bullock
Attorney, Agent or Law Firm: Merchant & Gould P.C.
Application Number: 29/141,583
Classifications
Current U.S. Class: Circular Or Cylindrical Housing (D23/336); Pedestal Or Pivoting Head Mount (D23/337); Circular Grille (D23/382)
International Classification: 2303;