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| Patents Granted on 1848-04-11 | |||||
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| Number | Date | Patentee | Title | Type | |
| 5,501 | Apr. 11, 1848 | R. Arnold, A.V. Hill | Feather-Edge Boot Plane | leatherworker | |
| 5,502 | Apr. 11, 1848 | G. Geer | Cooking Stove | stoves | |
| 5,503 | Apr. 11, 1848 | J. Taylor | Smut Mill | smut mills | |
| 5,504 | Apr. 11, 1848 | L.S. Bacon | Cooking Stove | stoves | |
| 5,509 | Apr. 11, 1848 | A. Smith | Grain Separator | corn and grain separators | |