Open-center battery-powered ice fishing hole heater

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Description

FIG. 1 is a perspective view of an open-center battery-powered ice fishing hole heater showing my new design;

FIG. 2 is a side elevational view thereof;

FIG. 3 is an elevational view of the opposing side thereof;

FIG. 4 is a top plan view thereof;

FIG. 5 is a bottom plan view thereof; and,

FIG. 6 is a perspective view showing the open-center battery-powered ice fishing hole heater in use; the broken lines depict environmental structure for illustrative purposes only and form no part of the claimed design.

Claims

I claim the ornamental design for an open-center battery-powered ice fishing hole heater, as shown and described.

Referenced Cited
U.S. Patent Documents
3230655 January 1966 Nomsen
3578748 May 1971 Hurd
3807385 April 1974 Hedstrom
4294030 October 13, 1981 Stewart
4566216 January 28, 1986 Randall
4612910 September 23, 1986 Williams
4761909 August 9, 1988 Christian et al.
4980986 January 1, 1991 Harper
5667712 September 16, 1997 Sutorius et al.
5844210 December 1, 1998 Dowdle
Patent History
Patent number: D486212
Type: Grant
Filed: Mar 28, 2003
Date of Patent: Feb 3, 2004
Inventor: Ronald D. Laudenbach (Parkers Prairie, MN)
Primary Examiner: Brian N. Vinson
Attorney, Agent or Law Firm: Donald R. Schoonover
Application Number: 29/178,512
Classifications
Current U.S. Class: Portable (D23/332)
International Classification: 2303;