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Patent
D663689
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Priority
Jun 01 2011
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Filed
Jun 01 2011
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Issued
Jul 17 2012
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Expiry
Jul 17 2026
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Assg.orig
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Entity
unknown
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5
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10
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n/a
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The ornamental design for a windmill blade, as shown and described.
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FIG. 1 is an upper perspective view of the windmill blade showing my design.
FIG. 2 is a side view thereof;
FIG. 3 is a top view thereof; and,
FIG. 4 is a bottom view thereof.
Lee, Lawrence K.
| Patent |
Priority |
Assignee |
Title |
| 4971520, |
Aug 11 1989 |
Bosch Automotive Motor Systems Corporation |
High efficiency fan |
| 5624234, |
Nov 18 1994 |
ITT Automotive Electrical Systems, Inc. |
Fan blade with curved planform and high-lift airfoil having bulbous leading edge |
| D305419, |
Sep 29 1987 |
|
Rotating wind generator |
| D374656, |
Aug 31 1994 |
|
Car top wind generator |
| D509584, |
Oct 08 2003 |
Datech Technology Co., Ltd. |
Fan wheel with hub fastener |
| D566829, |
Mar 27 2003 |
Research Foundation of the University of Central Florida, Inc. |
High efficiency air conditioner condenser twisted fan blades and hub |
| D570999, |
Nov 22 2006 |
Pax Scientific, Inc. |
Rotor |
| D584685, |
Nov 11 2005 |
DO LUCK ASSET MANAGEMENT INCORPORATED |
Windmill vane for wind powered generator |
| D587195, |
Nov 24 2006 |
WIND EN WATER TECHNOLOGIES HOLDING B V BUYS BALLOTSTRAAT 9 |
Wind turbine |
| D605590, |
Apr 24 2009 |
HIWIN MIKROSYSTEM CORP. |
Blade assembly for power generator |
| Executed on | Assignor | Assignee | Conveyance | Frame | Reel | Doc |
| Date |
Maintenance Fee Events |
n/a
| Date |
Maintenance Schedule |
n/a