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| Patents Granted on 1833-01-21 | |||||
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| Number | Date | Patentee | Title | Type | |
| 7,377X | Jan. 21, 1833 | C.R. Alsop | Rotary steam engine | steam engines | |
| 7,378X | Jan. 21, 1833 | C.R. Alsop | Elevating and projecting water and other liquids | water elevators | |
| 7,379X | Jan. 21, 1833 | G. Duplantier | Manufacturing sugar | ||
| 7,380X | Jan. 21, 1833 | U. Smith | Sugar caking | ||