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Patent
D728087
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Priority
Jun 14 2013
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Filed
Jun 14 2013
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Issued
Apr 28 2015
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Expiry
Apr 28 2029
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Assg.orig
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Entity
unknown
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3
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16
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n/a
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The ornamental design for a heat exchanger, as shown and described.
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FIG. 1 is perspective view of the heat exchanger of our new design.
FIG. 2 is an elevational view of the front thereof.
FIG. 3 is an elevational view of the back thereof.
FIG. 4 is a top plan view.
FIG. 5 is an elevational view of the right end thereof, as shown in FIG. 4.
FIG. 6 is an elevational view of the left end thereof, as shown in FIG. 4.
FIG. 7 is an bottom plan view thereof.
FIG. 8 is a cross sectional view through line 8-8 of FIG. 2; and,
FIG. 9 is a cross sectional view through line 9-9 of FIG. 2.
The broken line elements shown in FIG. 8 are environmental elements and form no part of the my new design.
Zan, Ivan, Andreyko, Pavlyna I.
Patent |
Priority |
Assignee |
Title |
3625190, |
|
|
|
3989019, |
Jul 29 1974 |
|
Fuel heating apparatus |
4180036, |
Jan 23 1978 |
|
Fuel temperature control |
4403590, |
Mar 08 1979 |
Rodew International |
Engine fuel consumption reduction system |
4645600, |
Apr 05 1985 |
|
In-tank fuel filter |
5118451, |
Jan 30 1991 |
|
Fuel vaporization device |
5443053, |
Jul 27 1993 |
|
Fuel heater |
567034, |
|
|
|
6637378, |
Mar 23 2001 |
|
Heater core preheater |
D252526, |
Aug 01 1977 |
|
Furnace |
D267035, |
Dec 12 1980 |
|
Wood burning stove |
D315597, |
Mar 23 1988 |
|
Propane fired heater for defrosting frozen pipes or the like |
D335338, |
Dec 12 1990 |
Castle Rock Industries, Inc |
Heat exchanger housing |
D369402, |
Jan 26 1994 |
|
Inline water heater |
D386561, |
Mar 21 1996 |
|
Heat exchanger |
D547847, |
Oct 19 2004 |
Vehicle GEYSER (Pty) Ltd. |
Heating device |
Executed on | Assignor | Assignee | Conveyance | Frame | Reel | Doc |
Date |
Maintenance Fee Events |
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Date |
Maintenance Schedule |
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