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| Patents Granted on 1812-09-28 | |||||
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| Number | Date | Patentee | Title | Type | |
| 1,804X | Sep. 28, 1812 | S. Morrill | Trip hammer | blacksmith | |
| 1,805X | Sep. 28, 1812 | J.H. Morison | Chain carts and railways for leveling hills | ||
| 1,806X | Sep. 28, 1812 | M. Newton | Flyer for spinning cotton | spinner | |
| 1,807X | Sep. 28, 1812 | G. Bostwick | Machine for shearing cloth | splitting and shearing machinery | |