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| Patents Granted on 1837-05-?? | |||||
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| Number | Date | Patentee | Title | Type | |
| 187 | May 08, 1837 | C.W. Schönherr | Loom for weaving various kinds of fabrics | looms | |
| 189 | May 08, 1837 | J. Myers | Turnabout for railroads | railroads | |
| 194 | May 15, 1837 | N. Johnson, H. Johnson | Sawmill-gate clasps | sawmills | |
| 210 | May 30, 1837 | E. Tracy, C.R. Harvey | Machine for hulling and scouring rice | grain hullers | |