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PTO
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Patent
D446298
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Priority
Sep 07 2000
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Filed
Sep 07 2000
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Issued
Aug 07 2001
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Expiry
Aug 07 2015
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Assg.orig
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Entity
unknown
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33
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8
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n/a
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The ornamental design for a duct, as shown and described.
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FIG. 1 is a top view of a duct showing my new ornamental design.
FIG. 2 is a side view thereof.
FIG. 3 is a perspective view thereof.
FIG. 4 is a back view thereof; and,
FIG. 5 is an enlarged cross sectional view taken on line 5--5 of FIG. 2.
Thurman, William E.
| Patent |
Priority |
Assignee |
Title |
| 7523964, |
Mar 24 2005 |
Langdon Incorporated |
Sealing gasket for ventilation duct system |
| 8770319, |
Oct 01 2009 |
Boart Longyear Company |
Pump-in seal |
| D459455, |
Sep 06 2000 |
Twitoplast, LTD |
Regulator unit for air flow in air conditioning systems |
| D504503, |
Jun 10 2004 |
SEMCO DUCT AND ACOUSTICAL PRODUCTS, INC |
Duct link |
| D516697, |
May 14 2004 |
Air Distribution Technologies IP, LLC |
Duct end portion |
| D516698, |
May 14 2004 |
Air Distribution Technologies IP, LLC |
Duct end portion |
| D517679, |
May 14 2004 |
Air Distribution Technologies IP, LLC |
Flanged ring |
| D518885, |
May 14 2004 |
Air Distribution Technologies IP, LLC |
Flanged ring |
| D521147, |
Mar 24 2005 |
Langdon Incorporated |
Portion of ductwork |
| D529598, |
Mar 24 2005 |
Langdon Incorporated |
Portion of ductwork |
| D534253, |
Mar 24 2005 |
Langdon Incorporated |
Gasket |
| D589126, |
Jan 28 2005 |
JFC Manufacturing Company Limited |
Pipe connector |
| D625404, |
Mar 31 2010 |
|
Non-curved rim of fan |
| D646373, |
Jan 24 2010 |
GLV INTERNATIONAL 1995 LTD |
Duct adaptor ring |
| D648836, |
Nov 11 2010 |
Boart Longyear Company |
Seal for head assembly |
| D649228, |
Nov 11 2010 |
Boart Longyear Company |
Seal for head assembly |
| D650052, |
Nov 11 2010 |
Boart Longyear Company |
Seal for head assembly |
| D665071, |
Jan 25 2012 |
Applied Materials, Inc. |
Deposition chamber liner |
| D710485, |
Jul 18 2012 |
|
Coupling |
| D710977, |
Sep 13 2012 |
Sunrise Shower Products Co. Ltd. |
Connecting ring for water spraying head |
| D720051, |
Jan 20 2011 |
Victaulic Company |
Pipe element |
| D728356, |
Aug 08 2013 |
Neoperl GmbH |
Coupling nut |
| D728774, |
Apr 18 2011 |
|
Connector assembly |
| D736357, |
Nov 12 2013 |
TEKNOR APEX COMPANY |
Female hose couplings |
| D736359, |
Nov 12 2013 |
TEKNOR APEX COMPANY |
Male hose couplings |
| D748464, |
Aug 08 2013 |
Neoperl GmbH |
Coupling nut |
| D755885, |
Jan 22 2014 |
K.H.S. Musical Instrument Co., Ltd. |
Drum body |
| D799690, |
Dec 22 2014 |
Ebara Corporation |
Inner cylinder for exhaust gas treatment apparatus |
| D876595, |
Mar 12 2018 |
NIPPON PILLAR PACKING CO , LTD |
Fluid gasket |
| D936802, |
Feb 17 2020 |
GREENAIRTECH CO., LTD. |
Joint pipe to duct connection |
| D956937, |
Oct 14 2019 |
Fernco, Inc.; FERNCO, INC |
Pipe coupling assembly |
| D984656, |
Dec 27 2021 |
|
Massager accessory |
| ER2728, |
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| Date |
Maintenance Fee Events |
n/a
| Date |
Maintenance Schedule |
n/a