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Patent
D635239
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Priority
Jan 24 2010
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Filed
Jan 24 2010
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Issued
Mar 29 2011
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Expiry
Mar 29 2025
TERM.DISCL.
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Assg.orig
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Entity
unknown
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16
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13
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n/a
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The ornamental design for a draft blocker, as shown and described.
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FIG. 1 is a front perspective view of a draft blocker showing our new design;
FIG. 2 is a front view of the design of FIG. 1;
FIG. 3 is a side view of the design of FIG. 1; and,
FIG. 4 is a top view of the design of FIG. 1.
Liebson, Steven Allan, Cohen, Robert, Liebson, Graeme Anthony
Patent |
Priority |
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Title |
9513056, |
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|
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|
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|
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|
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|
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Dec 11 2018 |
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Patent |
Priority |
Assignee |
Title |
4559867, |
Jun 29 1984 |
Philips Industrial Components, Inc. |
Round damper and fusible link therefor |
4569110, |
Jun 01 1982 |
|
Self tapping duct fitting and method of use |
4625626, |
Nov 12 1982 |
Halton Oy |
Control/fire damper for ducts inventilation installations |
4958687, |
Dec 15 1988 |
Daito Tech Kabushiki Kaisha |
Fire damper |
5857617, |
Aug 12 1997 |
CHENFENG MACHINERY & ENTERPRISE CO , LTD |
Ventilator control device |
6708949, |
May 25 2000 |
TWITOPLAST LTD |
Split damper housing |
7032883, |
Apr 07 2004 |
WOODWARD HRT, INC |
Hybrid butterfly fluid control valve |
7442120, |
May 15 2002 |
IMPERIAL SHEET METAL LTD |
Connection adapter for conduits and ventilation units |
D393709, |
May 10 1996 |
Seiho International, Inc. |
Air duct |
D558325, |
Dec 05 2005 |
Dura-Tite Systems, LLC |
Trunk line take-off |
D601180, |
Jan 22 2008 |
NEC Display Solutions, Ltd |
Exhaust opening panel for projector |
D604828, |
Jul 22 2008 |
Rockler Comapnies, Inc. |
Dust collection adapter with blast gate |
D612925, |
May 22 2009 |
NORITZ CORPORATION |
Duct joint |
Date |
Maintenance Fee Events |
n/a
Date |
Maintenance Schedule |
n/a