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| Patents Granted on 1830-01-20 | |||||
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| Number | Date | Patentee | Title | Type | |
| 5,785X | Jan. 20, 1830 | I. Starks, J. Clark | Thrashing machine | threshers and thrashers | |
| 5,786X | Jan. 20, 1830 | G.A. Rogers | Permutation lock | household tools | |
| 5,787X | Jan. 20, 1830 | W. Sherwood | Ingrain carpet loom | looms | |
| 5,788X | Jan. 20, 1830 | L. Yale | Hewing, drilling, and picking stone | stonemason | |