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The ornamental design for a vertical chess board, as shown.
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| Patent | Priority | Assignee | Title |
| D759761, | Aug 22 2014 | Wall hanging chessboard | |
| D883390, | Dec 14 2017 | Chess set | |
| D927599, | Mar 11 2016 | Game board | |
| D930751, | Mar 11 2016 | Game board | |
| D930752, | Mar 11 2016 | Game board | |
| D931376, | Nov 25 2020 | ROCKET COMMERCIAL LLC | Chess board with slingshot toy |
| D946086, | Dec 28 2018 | Game board | |
| D980326, | Feb 15 2021 | See-through vertical chess board |
| Patent | Priority | Assignee | Title |
| 3427028, | |||
| 3588115, | |||
| 3674272, | |||
| 3781014, | |||
| 3802708, | |||
| 3904206, | |||
| 4055345, | Oct 23 1975 | Game apparatus | |
| 5503400, | Jun 06 1995 | Chess set construction |
| Executed on | Assignor | Assignee | Conveyance | Frame | Reel | Doc |
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