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| Patents Granted on 1841-09-?? | |||||
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| Number | Date | Patentee | Title | Type | |
| 2,236 | Sep. 04, 1841 | S.A. Lee | Rotary Pump | rotary pumps | |
| 2,268 | Sep. 25, 1841 | H.A. Pitts | Construction of Beehives | apiary apparatus | |
| 2,272 | Sep. 30, 1841 | H. Law | Machine for planing boards and timber of other kinds | wood planers | |