Patent
   D344487
Priority
Jul 07 1992
Filed
Jul 07 1992
Issued
Feb 22 1994
Expiry
Feb 22 2008
Assg.orig
Entity
unknown
15
5
n/a
The ornamental design for an airplane propeller blade with slotted flap, as shown and described.

FIG. 1 is a rear perspective view of an airplane propeller blade with slotted flap showing my new design;

FIG. 2 is a top plan view thereof;

FIG. 3 is a front elevational view thereof;

FIG. 4 is a left side elevational view thereof; and,

FIG. 5 is a airplane propeller of four propeller blades with a slotted flap .

Iwamoto, Futoshi

Patent Priority Assignee Title
D494640, Apr 23 2003 LEYNIAN LTD CO Flying toy
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D506178, Apr 15 2002 Rehco LLC Propeller with half safety ring
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D769786, Feb 22 2016 XIANGSHAN GEMFAN HOBBY CO., LTD.; XIANGSHAN GEMFAN HOBBY CO , LTD Three-blade aircraft propeller
D790430, May 23 2016 GoPro, Inc. Propeller
D873305, May 19 2017 Superior Industries, Inc. Attrition mill propeller
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D891351, Dec 15 2017 Bell Helicopter Textron Inc.; BELL HELICOPTER TEXTRON INC Rotor blade
D902377, Jul 10 2018 Hunter Fan Company Ceiling fan blade
D907559, Dec 15 2017 Bell Helicopter Textron Inc.; BELL HELICOPTER TEXTRON INC Leading edge fairing
D929929, Dec 20 2019 TURTLE PUMP COMPANY Flap for propeller blade
D961686, Dec 02 2021 Fidget spinner
ER4185,
ER6808,
Patent Priority Assignee Title
1905891,
3461966,
172121,
200986,
D252390, Apr 11 1977 The Cessna Aircraft Company Fixed pitch propeller for aircraft
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Executed onAssignorAssigneeConveyanceFrameReelDoc
Jun 22 1992IWAMOTO, FUTOSHIISHIDA FOUNDATION, THEASSIGNMENT OF ASSIGNORS INTEREST 0061860210 pdf
Jul 07 1992The Ishida Foundation(assignment on the face of the patent)
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