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Heat trap
D351899 Heat trap
Patent Drawings:Drawing: D351899-2    Drawing: D351899-3    
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(2 images)

Inventor: Isber
Date Issued: October 25, 1994
Application: D/005,272
Filed: March 1, 1993
Inventors: Isber; George M. (Markham, Ontario, CA)
Primary Examiner: Word; A. Hugo
Assistant Examiner: Watterson; Eric
Attorney Or Agent: Hughes; Ivor M.Hughes; Neil H.Sarkis; Marcelo K.
U.S. Class: D23/268
Field Of Search: 285/124; 285/150; 285/157; 285/181; 137/247.51; 137/171; 4/DIG.14; 122/275; 122/355; 165/97; 198/952; D23/268; D23/266; D23/289; D23/308; D23/318; D23/323; D23/328; D23/330
International Class:
U.S Patent Documents: 28567; 474205; 1237144; 3251408; 3877518; 4286573; 4964394
Foreign Patent Documents: 2016295
Other References:

Claim: The ornamental design for a heat trap, as shown and described.
Description: FIG. 1 is a perspective view of a heat trap showing my new design;

FIG. 2 is a side elevation taken from the right of FIG. 1;

FIG. 3 is a side elevation taken from the left of FIG. 1;

FIG. 4 is a rear elevation;

FIG. 5 is a front elevation;

FIG. 6 is a top plan view taken from the top of FIG. 4; and,

FIG. 7 is a bottom plan view taken from the bottom of FIG. 5.

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