Patent
   D557417
Priority
Jan 16 2003
Filed
Sep 14 2006
Issued
Dec 11 2007
Expiry
Dec 11 2021
Assg.orig
Entity
unknown
0
53
n/a
The ornamental design for a disk prosthesis, as shown and described.

FIG. 1 is a perspective view of a disc prosthesis showing my new design;

FIG. 2 is a left side elevation thereof;

FIG. 3 is a right side elevation thereof;

FIG. 4 is a bottom plan thereof;

FIG. 5 is a top plan view thereof;

FIG. 6 is a rear elevation thereof; and,

FIG. 7 is a front elevation thereof.

Eckman, Walter W.

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