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| Patents Granted on 1828-02-13 | |||||
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| Number | Date | Patentee | Title | Type | |
| 4,999X | Feb. 13, 1828 | A.S. Kirk | Specific steam engine | steam engines | |
| 5,000X | Feb. 13, 1828 | W.H. Folger | Machine for separating and collecting gold | ore processing apparatus | |
| 5,001X | Feb. 13, 1828 | U. Emmons | Apple grater | apple graters | |