Patent
   D353181
Priority
Jan 19 1993
Filed
Jan 19 1993
Issued
Dec 06 1994
Expiry
Dec 06 2008
Assg.orig
Entity
unknown
21
3
n/a
The ornamental design for a open instep swim fin, as shown and described.

FIG. 1 is a perspective view of my open instep swim fin;

FIG. 2 is a top view thereof;

FIG. 3 is a front view thereof;

FIG. 4 is a right side elevational view thereof;

FIG. 5 is a bottom view thereof;

FIG. 6 is a rear view thereof;

FIG. 7 is a left side elevational view thereof;

FIG. 8 is a perspective view of a second embodiment of the open instep swim fin;

FIG. 9 is a top view of the FIG. 8 embodiment;

FIG. 10 is a rear view of the FIG. 8 embodiment;

FIG. 11 is a right side elevational view of the FIG. 8 embodiment with a left side elevational view being substantially a mirror image thereof;

FIG. 12 is a rear view of the FIG. 8 embodiment;

FIG. 13 is a bottom view of the FIG. 8 embodiment;

FIG. 14 is a perspective view of a third embodiment of the open instep swim fin;

FIG. 15 is a top view of the FIG. 14 embodiment;

FIG. 16 is a front view of the FIG. 14 embodiment;

FIG. 17 is a right side elevational view of the FIG. 14 embodiment with the left side elevational view being substantially a mirror image thereof;

FIG. 18 is a rear view of the FIG. 14 embodiment;

FIG. 19 is a bottom view of the FIG. 14 embodiment;

FIG. 20 is a perspective view of a fourth embodiment of the open instep swim fin;

FIG. 21 is a top view of the embodiment shown in FIG. 20;

FIG. 22 is a front view of the embodiment shown in FIG. 20;

FIG. 23 is a right side elevational view of the FIG. 20 embodiment with the left side elevational view being substantially a mirror image thereof;

FIG. 24 is a bottom view of the FIG. 20 embodiment; and,

FIG. 25 is a rear view of the FIG. 20 embodiment.

Evans, Robert B.

Patent Priority Assignee Title
6146224, Jan 11 1996 High efficiency hydrofoil and swim fin designs
6371821, Jan 11 1996 Nature's Wing Fin Designs, LLC High efficiency hydrofoil and swim fin designs
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7101240, Jan 11 1996 High efficiency hydrofoil and swim fin designs
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7581997, May 14 1998 Method for creating consistent large scale blade deflections
7601041, Jul 19 2002 High deflection hydrofoils and swim fins
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Patent Priority Assignee Title
D340272, Aug 19 1991 Swimming fin
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