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Patent
D300932
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Priority
Apr 11 1985
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Filed
Apr 11 1985
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Issued
May 02 1989
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Expiry
May 02 2003
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Assg.orig
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Entity
unknown
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29
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5
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n/a
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The ornamental design for a windmill, as shown and described.
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FIG. 1 is a perspective view of a windmill showing my new design; and
FIG. 2 is a top plan view thereof.
Sikes, George W.
| Patent |
Priority |
Assignee |
Title |
| 11085415, |
Dec 22 2017 |
STAR SAILOR ENERGY, INC. |
Wind generator system having a biomimetic aerodynamic element for use in improving the efficiency of the system |
| 11149710, |
Mar 23 2018 |
OPTIMIZED TURBINES LLC |
Vertical axis wind turbine rotor |
| 6417578, |
Oct 30 1996 |
Prime Energy Corporation |
Power-transducer/conversion system and related methodology |
| 6688842, |
Jun 24 2002 |
|
Vertical axis wind engine |
| 6749394, |
Sep 25 2002 |
|
Rotating display apparatus |
| 6952058, |
Feb 20 2003 |
WECS, Inc. |
Wind energy conversion system |
| 7098552, |
Feb 20 2003 |
WECS, Inc. |
Wind energy conversion system |
| 7116006, |
Feb 20 2003 |
WECS, Inc. |
Wind energy conversion system |
| 7132760, |
Jul 31 2002 |
BECKER, WILLIAM S |
Wind turbine device |
| 7362004, |
Jul 29 2003 |
|
Wind turbine device |
| 7573148, |
Feb 28 2005 |
Horia, Nica |
Boundary layer wind turbine |
| 7677862, |
Aug 07 2006 |
|
Vertical axis wind turbine with articulating rotor |
| 7948110, |
Feb 13 2007 |
SAUER ENERGY, INC |
Wind-driven electricity generation device with Savonius rotor |
| 8084881, |
Feb 13 2007 |
SAUER ENERGY, INC |
Wind-driven electricity generation device with segmented rotor |
| 8450872, |
Dec 18 2010 |
HIWIN MIKROSYSTEM CORP. |
Vertical wind power generator with automatically unstretchable blades |
| 8779616, |
Feb 13 2007 |
SAUER ENERGY, INC |
Wind-driven electricity generation device with segmented rotor |
| 8864440, |
Nov 15 2010 |
SAUER ENERGY, INC |
Wind sail turbine |
| 8905704, |
Nov 15 2010 |
SAUER ENERGY, INC |
Wind sail turbine |
| D306595, |
Apr 27 1987 |
|
Windmill hub |
| D597028, |
Feb 15 2008 |
Dieter R., Sauer, Jr. |
Vertical axis wind sail |
| D610542, |
May 29 2009 |
Cypress Wind Turbines Ltd. |
Vane module for a wind turbine |
| D621352, |
Feb 13 2009 |
|
Wind turbine rotor |
| D637555, |
Sep 02 2010 |
|
Turbine rib |
| D638358, |
Aug 02 2010 |
|
Wind sail turbine |
| D644173, |
Apr 19 2010 |
STAMET S P A |
Vertical-axis wind turbine |
| D662198, |
Jun 29 2011 |
|
Fan blade |
| D671070, |
Jun 30 2008 |
Windside America |
Linear power station |
| D683312, |
Jan 27 2012 |
|
Windmill |
| D683699, |
Jan 27 2012 |
|
Windmill sail |
| Patent |
Priority |
Assignee |
Title |
| 3895882, |
|
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| 4004861, |
Jun 13 1975 |
|
Wind driven prime mover |
| 4253795, |
Feb 16 1979 |
|
Water wheel with level compensating buckets |
| 4288200, |
Apr 25 1979 |
|
Wind tower turbine |
| D265998, |
Apr 02 1979 |
|
Wind rotor |
| Executed on | Assignor | Assignee | Conveyance | Frame | Reel | Doc |
| Date |
Maintenance Fee Events |
n/a
| Date |
Maintenance Schedule |
n/a