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Publication numberUSD300932 S
Publication typeGrant
Application numberUS 06/722,007
Publication dateMay 2, 1989
Filing dateApr 11, 1985
Publication number06722007, 722007, US D300932 S, US D300932S, US-S-D300932, USD300932 S, USD300932S
InventorsGeorge W. Sikes
Export CitationBiBTeX, EndNote, RefMan
External Links: USPTO, USPTO Assignment, Espacenet
Windmill
US D300932 S
Abstract  available in
Images(1)
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Claims(1)
  1. The ornamental design for a windmill, as shown and described.
Description

FIG. 1 is a perspective view of a windmill showing my new design; and

FIG. 2 is a top plan view thereof.

Referenced by
Citing PatentFiling datePublication dateApplicantTitle
US6417578Jun 16, 1999Jul 9, 2002Prime Energy CorporationPower-transducer/conversion system and related methodology
US6688842Jun 24, 2002Feb 10, 2004Bruce E. BoatnerVertical axis wind engine
US6749394Sep 25, 2002Jun 15, 2004Bruce E. BoatnerRotating display apparatus
US6952058Jul 1, 2004Oct 4, 2005Wecs, Inc.Wind energy conversion system
US7098552Sep 16, 2005Aug 29, 2006Wecs, Inc.Wind energy conversion system
US7116006Sep 16, 2005Oct 3, 2006Wecs, Inc.Wind energy conversion system
US7132760Jul 29, 2003Nov 7, 2006Becker William SWind turbine device
US7362004Sep 29, 2006Apr 22, 2008Becker William SWind turbine device
US7573148 *Feb 24, 2006Aug 11, 2009Horia NicaBoundary layer wind turbine
US7677862Dec 7, 2006Mar 16, 2010Boatner Bruce EVertical axis wind turbine with articulating rotor
US7948110 *Feb 13, 2007May 24, 2011Ken MorganWind-driven electricity generation device with Savonius rotor
US8084881 *Feb 1, 2011Dec 27, 2011Helix Wind, IncorporatedWind-driven electricity generation device with segmented rotor
US8450872 *Dec 18, 2010May 28, 2013Hiwin Mikrosystem Corp.Vertical wind power generator with automatically unstretchable blades
US8779616Nov 25, 2011Jul 15, 2014Ken MorganWind-driven electricity generation device with segmented rotor
US8864440May 27, 2011Oct 21, 2014Sauer Energy, Incc.Wind sail turbine
US8905704Jan 24, 2012Dec 9, 2014Sauer Energy, Inc.Wind sail turbine
US20040061337 *Jul 29, 2003Apr 1, 2004Becker William S.Wind turbine device
US20070018464 *Sep 29, 2006Jan 25, 2007Becker William SWind turbine device
US20070296219 *Feb 24, 2006Dec 27, 2007Horia NicaBoundary Layer Wind Turbine
US20080095608 *Dec 7, 2006Apr 24, 2008Boatner Bruce EVertical axis wind turbine with articulating rotor
US20080191487 *Feb 13, 2007Aug 14, 2008New Earth, LlcWind-driven electricity generation device with savonius rotor
US20110121580 *Feb 1, 2011May 26, 2011Ken MorganWind-driven electricity generation device with segmented rotor
US20120119502 *Dec 18, 2010May 17, 2012Tzu-Yao HuangVertical wind power generator with automatically unstretchable blades
Classifications
U.S. ClassificationD15/1