Patent
   D437894
Priority
Apr 25 2000
Filed
Apr 25 2000
Issued
Feb 20 2001
Expiry
Feb 20 2015
Assg.orig
Entity
unknown
15
11
n/a
The ornamental design for a windmill blade, as shown and described.

FIG. 1 is a front elevational view of a windmill blade.

FIG. 2 is a rear elevational view thereof; and,

FIG. 3 is a top plan view thereof, the bottom plan view, left and right side elevational views being mirror images of the top plan view.

Johann, Kraml

Patent Priority Assignee Title
D561690, Sep 29 2006 Econcern B.V.; ECONCERN B V Windmill
D587195, Nov 24 2006 WIND EN WATER TECHNOLOGIES HOLDING B V BUYS BALLOTSTRAAT 9 Wind turbine
D600641, Jul 04 2008 PHS GENERAL DESIGN SERVICES B V Rotor for wind turbines
D605590, Apr 24 2009 HIWIN MIKROSYSTEM CORP. Blade assembly for power generator
D610542, May 29 2009 Cypress Wind Turbines Ltd. Vane module for a wind turbine
D706176, Mar 13 2013 Rotating cycle reflector
D709281, May 07 2012 Sandal with pinwheel clip
D720917, May 30 2013 McCain Foods Limited Root vegetable product
D727490, Feb 25 2013 Wellington Drive Technologies Limited Fan blade
D739793, Mar 13 2013 Rotating cycle reflector
D839000, Nov 09 2017 COORDINATES ARTS LLC; AB INITIO ARTS LLC; Art Design Works LLC Foldable sheet for forming a pinwheel
D854625, Nov 06 2017 AB INITIO ARTS LLC; Art Design Works LLC Pinwheel
D876351, May 22 2017 Blades for wind turbine
D913627, Oct 07 2019 J R SIMPLOT COMPANY Potato piece
D942178, Sep 04 2020 Ningbo Beidou Outdoor Products Co., Ltd.; NINGBO BEIDOU OUTDOOR PRODUCTS CO , LTD Beach mat
Patent Priority Assignee Title
2106557,
3952723, Feb 14 1975 BROWNING, JAMES A Windmills
4003676, Oct 23 1973 Windmill blade and processes related thereto
4006925, Aug 15 1974 Wind power energy generating system
4142830, Dec 20 1976 Mechanical overload systems for wind generators
121366,
141573,
143424,
183355,
223114,
D331785, Aug 27 1990 Norjac Mfg. Pinwheel
Executed onAssignorAssigneeConveyanceFrameReelDoc
n/a
Date Maintenance Fee Events


n/a
Date Maintenance Schedule