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| Patents Granted on 1801-08-?? | |||||
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| Number | Date | Patentee | Title | Type | |
| GB-180,102,531 | Aug. 11, 1801 | M. Murray | Air pumps and other steam engine parts | steam engines | |
| 335X | Aug. 20, 1801 | C. Hoxie | Machine for grain separated from straw | threshers and thrashers | |
| 336X | Aug. 21, 1801 | G.F. Saltonstall | Cooling and Conveying Up Meal, Etc. | animal food preparation machinery | |
| 337X | Aug. 25, 1801 | W. Palmer | Machine for raising water | water elevators | |