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			 The ornamental design for a chopping board, as shown.  | 
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FIG. 1 is a top plan view of a chopping board showing my new design;
FIG. 2 is a bottom plan view;
FIG. 3 is a left side elevational view;
FIG. 4 is a right side elevational view;
FIG. 5 is a rear elevational view;
FIG. 6 is a front elevational view; and
FIG. 7 is a top perspective view thereof.
| Patent | Priority | Assignee | Title | 
| D983625, | Oct 27 2021 | Fruit slice cutting board | |
| ER737, | |||
| ER886, | 
| Patent | Priority | Assignee | Title | 
| D264924, | Apr 28 1980 | Dart Industries, Inc. | Cutting and serving board or the like | 
| Executed on | Assignor | Assignee | Conveyance | Frame | Reel | Doc | 
| Dec 13 1988 | SATA, SHIGENORI | KOBAYASHI MANUFACTURING COMPANY LIMITED | ASSIGNMENT OF ASSIGNORS INTEREST | 005011 | /0107 | |
| Dec 22 1988 | Kobayashi Manufacturing Company, Ltd. | (assignment on the face of the patent) | / | 
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