Patent
   D575219
Priority
Dec 05 2007
Filed
Dec 05 2007
Issued
Aug 19 2008
Expiry
Aug 19 2022
Assg.orig
Entity
unknown
12
12
n/a
The ornamental design for a boat propeller, as shown and described.

FIG. 1 is a top perspective view of the boat propeller of the present invention showing my new design;

FIG. 2 is a top plan view thereof;

FIG. 3 is a side elevational view thereof;

FIG. 4 is a bottom plan view thereof; and,

FIG. 5 is a cross-sectional view taken about lines 55 of FIG. 4.

Duffield, Marshall

Patent Priority Assignee Title
11448232, Mar 19 2010 SP TECH Propeller blade
D662521, Apr 09 2010 Alcan International Limited Mixing rotor
D677611, Jul 15 2011 Torqeedo GmbH Propeller
D694837, Jan 15 2013 SPIN MASTER LTD. Flying toy
D787035, Aug 11 2014 Mitsubishi Electric Corporation Propeller fan
D819099, Feb 05 2016 SULZER MANAGEMENT AG Impeller for an agitator or mixer
D864837, Aug 22 2018 NORTH AMERICAN AEROSPACE CORPORATION Elliptical propeller
D893393, Aug 21 2018 Boat propeller
ER3730,
ER4185,
ER6808,
ER7955,
Patent Priority Assignee Title
1850476,
2011821,
3081826,
4482298, Aug 26 1981 Weedless propeller
4775297, Mar 12 1986 Klein, Schanzlin & Becker Aktiengesellschaft Non-clogging impeller for use in axial and mixed-flow centrifugal pumps
5104292, Dec 13 1989 Brunswick Corporation Marine propeller with performance pitch, including five blade version
5236310, Dec 13 1989 Brunswick Corporation Marine propeller with performance pitch, including five blade version
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5352093, Jul 24 1989 Brunswick Corporation Weedless propeller
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D562215, Jan 04 2007 Torqeedo GmbH Propeller
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Nov 06 2007DUFFIELD, MARSHALLDUFFIELD MARINE, INC ASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS 0202480727 pdf
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