Patent
   D440272
Priority
Nov 16 1999
Filed
Nov 16 1999
Issued
Apr 10 2001
Expiry
Apr 10 2015
Assg.orig
Entity
unknown
4
3
n/a
The ornamental design for a spear blade swim fin, as shown and described.

FIG. 1. Is a top perspective view of my spear blade swim fin, showing my new design, the broken lines are for illustrative purposes only;

FIG. 2. Is a right side elevational view thereof, with the left side elevational view being a substantial mirror image thereof;

FIG. 3. Is a front view thereof;

FIG. 4. Is a rear view thereof;

FIG. 5. Is a top view thereof;

FIG. 6. Is a bottom view thereof

FIG. 7. Is a perspective view of a second embodiment of my spear blade swim fin;

FIG. 8. Is a right side elevational view of the fin shown in FIG. 7, with the left side elevational view being a substantial mirror image thereof;

FIG. 9. Is a front view of the fin shown in FIG. 7;

FIG. 10. Is a rear view of the fin shown in FIG. 7;

FIG. 11. Is a top view of the fin shown in FIG. 7; and,

FIG. 12. Is a bottom view of the fin shown in FIG. 7.

Evans, Robert B.

Patent Priority Assignee Title
6354894, Apr 13 2000 Spear-blade swim fin
6537114, Apr 13 2000 Adjustable swim fin
D454934, Aug 20 2001 Swim fin having shortened distal portion
D455807, Aug 23 2001 Swim fin having articulated extensions
Patent Priority Assignee Title
5746631, Jan 11 1996 High efficiency hydrofoil and swim fin designs
D327935, Feb 28 1991 Long-blade closed-shoe swim fin
D340272, Aug 19 1991 Swimming fin
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