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Patent
D621924
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Priority
Jan 25 2010
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Filed
Jan 25 2010
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Issued
Aug 17 2010
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Expiry
Aug 17 2024
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Assg.orig
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Entity
unknown
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5
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26
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n/a
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The ornamental design for a combustion air vent with flat top and bottom retainers and beveled edge, as shown and described.
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FIG. 1 is an exploded view illustrating the components of my combustion air vent with top and bottom retainers;
FIG. 2 is a front elevational view thereof;
FIG. 3 is a top view thereof;
FIG. 4 is a rear elevation view thereof, with the rears of the louvers partially shown to more clearly illustrate the screen.
FIG. 5 is a bottom view thereof;
FIG. 6 is a right side elevational view thereof;
FIG. 7 is a left side elevational view thereof; and,
FIG. 8 is a partial view showing the beveled edge.
Achen, John J.
Patent |
Priority |
Assignee |
Title |
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3232205, |
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3245224, |
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4550648, |
Jul 11 1983 |
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Attic ventilation system |
5120273, |
Sep 17 1991 |
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Ventilation pane assembly |
5372543, |
Sep 18 1991 |
S&C Electric Company |
Vent for enclosures |
5720660, |
Apr 23 1996 |
|
Protective cover for a heat register |
5976009, |
Mar 15 1996 |
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Vent with multi-apertured security grate |
6875102, |
Sep 13 2002 |
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Moisture resistant wall vent |
108821, |
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222724, |
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|
D247947, |
Nov 10 1976 |
Production Experts, Inc. |
Adjustable air inlet manifold for combined fireplace grate and heating unit |
D492401, |
Jul 28 2003 |
|
Louvered vent with screen |
D493880, |
Aug 25 2003 |
|
Louvered vent with insect screen |
D494669, |
Nov 19 2003 |
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Vent with rectangular box and peripheral flange |
D507048, |
Apr 28 2004 |
|
Louvered vent cover with insect screen |
D520626, |
Mar 30 2005 |
|
Ventilator |
D521630, |
Mar 18 2005 |
|
Vent for a block wall |
D526402, |
Mar 18 2005 |
|
Fixed configuration vent |
D576723, |
Jan 29 2008 |
|
Flood vent |
D582029, |
Mar 19 2008 |
|
Flood vent without flange |
D613393, |
Jul 16 2009 |
Diem Digital Interiors, LLC |
In-rack cooling cabinet |
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Maintenance Fee Events |
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