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| Patents Granted on 1841-02-?? | |||||
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| Number | Date | Patentee | Title | Type | |
| AI35 | Feb. 09, 1841 | R. Shailer | Dehairing, scouring, and setting skins | ||
| AI36 | Feb. 18, 1841 | J. Cross | Cooking stove | ||
| 1,990 | Feb. 20, 1841 | J. King | Head-block of sawmills for sawing without stub-shot and gaging the thickness of the stuff to be sawed | sawmill headblocks | |
| 1,993 | Feb. 23, 1841 | E.G. Matthews | Manufacture of plows | plows | |