Surfboard fin

The ornamental design for a surfboard fin, as shown.

FIG. 1 is a bottom plan view of a surfboard fin showing my new design;

FIG. 2 is a side elevational view thereof;

FIG. 3 is a top plan view thereof;

FIG. 4 is a front elevational view thereof; and

FIG. 5 is a rear elevational view thereof.

Patent	Priority	Assignee	Title
D271318,	Jul 13 1981		Surfboard fin
D330748,	May 18 1990	F2 INTERNATIONAL GES M B H , STEIERMARKER STRASSE 49, A-4560 KIRCHDORF KREMS	Shaft portion of a skeg for a surf sailing board
D631927,	Aug 04 2010		Surfboard fin
D680182,	Oct 12 2011	SEA JUICE PTY LTD	Fin for a watercraft
D737392,	May 07 2014		Hydrofoil surfboard fin
D741970,	Dec 24 2013	Leading Edge Surfboards Pty Ltd	Surfcraft fin
D814585,	Jun 02 2016	Shapers (Aust.) Pty Ltd.	Surfcraft fin mounting block
D814586,	Jun 02 2016	SHAPERS (AUST.) PTY LTD	Surfcraft fin mounting block
D814587,	Jun 02 2016	SHAPERS (AUST.) PTY LTD	Surfcraft fin mounting block
D875867,	Oct 19 2016	SPORTS ENGINEERING GROUP, LLC	Swim pulling device
D949995,	Aug 26 2019	CANCHOLA, STEVEN	Surfboard fin
D949996,	Dec 12 2019		Wake surf fin
D970157,	Apr 30 2020		Fin for a cap

Patent	Priority	Assignee	Title
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3289227,
3515089,
3659300,
3999496,	Nov 24 1975	The Boeing Company	Swiveling strut fairing for steering of hydrofoil ships
4096819,	Nov 03 1976	Outboard Marine Corporation	Marine propulsion device including propeller protection means
168482,
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220137,
FR1491403,

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