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| Patents Granted on 1829-04-11 | |||||
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| Number | Date | Patentee | Title | Type | |
| 5,446X | Apr. 11, 1829 | J. Saxton | Mode of Making or Manufacturing Ever-pointed Pencil Cases. Saxon's Improvement on Mordant's Patented Ever-pointed Pencil Case | writing instruments | |
| 5,447X | Apr. 11, 1829 | J. Boynton | Double Doffer for Sorting and Carding Wool | cloth carding machines | |
| 5,448X | Apr. 11, 1829 | C. Post, J.W. Post | Iron Mill | grinding mills | |