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| Patents Granted on 1809-02-11 | |||||
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| Number | Date | Patentee | Title | Type | |
| 995X | Feb. 11, 1809 | R. Fulton | Improvement in steam boats | steamboats | |
| 996X | Feb. 11, 1809 | J. Jones | Cleansing Lye and Melting Pot Ash | making alkali | |
| 997X | Feb. 11, 1809 | E.F. Hill | Washing Machine | washing machines | |
| 998X | Feb. 11, 1809 | E.F. Hill | Flax and Hemp Machine | flax and hemp machines | |