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| Patents Granted on 1810-04-11 | |||||
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| Number | Date | Patentee | Title | Type | |
| 1,264X | Apr. 11, 1810 | E. Downer | Trip hammer | blacksmith | |
| 1,265X | Apr. 11, 1810 | A. Miner | The heads of spinning wheels | ||
| 1,266X | Apr. 11, 1810 | A. Smith | Churn | churns | |
| 1,267X | Apr. 11, 1810 | J. Sweet | Beehives | beekeeper | |