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| Patents Granted on 1862-04-15 | |||||
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| Number | Date | Patentee | Title | Type | |
| XC-1,358 | Apr. 15, 1862 | J. Dalgarno | An instantaneous adjustment wrench | ||
| 34,933 | Apr. 15, 1862 | W. Ackerman | Improvement in machines for cutting trees and logs | tree felling machines | |
| 34,942 | Apr. 15, 1862 | W.B. Burns | Improvement in sawmills | reciprocating sawmills | |
| 34,944 | Apr. 15, 1862 | W.A. Clark | Improvement in bullet-molds | ||
| 34,968 | Apr. 15, 1862 | C.L. Kelling | Coffee Roaster | coffee roasters | |