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| Patents Granted on 1816-05-22 | |||||
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| Number | Date | Patentee | Title | Type | |
| 2,596X | May 22, 1816 | J. Robeson | Heating pulp in vats for paper | ||
| 2,597X | May 22, 1816 | O. Merritt | Sawing shingles | shingle machines | |
| 2,598X | May 22, 1816 | C. Klasson | Spring saddle | saddles | |
| 2,599X | May 22, 1816 | W.A. Benton, C. Benton | Machine for cutting flax and hemp | flax and hemp machines | |