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			 The ornamental design for an exercise board, as shown and described.  | 
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FIG. 1 is a top plan view of an exercise board showing our new design;
FIG. 2 is a front elevational view thereof;
FIG. 3 is a rear elevational view thereof;
FIG. 4 is a bottom plan view thereof;
FIG. 5 is a side elevational view thereof; and,
FIG. 6 is a side elevational view of the side opposite that shown in FIG. 5 .
Peterson, James A., Rushatz, Alfred S.
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| Executed on | Assignor | Assignee | Conveyance | Frame | Reel | Doc | 
| May 10 1988 | Lifemates, Inc. | (assignment on the face of the patent) | / | |||
| Jan 14 1989 | RUSHATZ, ALFRED S | LIFEMATES, INC | ASSIGNMENT OF ASSIGNORS INTEREST | 005028 | /0376 | |
| Jan 14 1989 | PETERSON, JAMES A | LIFEMATES, INC | ASSIGNMENT OF ASSIGNORS INTEREST | 005028 | /0376 | |
| Dec 31 1993 | LESSARD GROUP, INC THE | LIFEMATES, INC | SECURITY INTEREST SEE DOCUMENT FOR DETAILS | 007496 | /0300 | |
| May 17 1996 | LESSARD GROUP, INC , THE | LIFEMATES, INC | ASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS | 007986 | /0018 | 
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