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DATAMP Patents by Date for May 1862
This table shows the number of the first patent in the DATAMP database for each date, broken down by patent type.
DateUtilityReissueDesignXAIPatents
635,142----[datamp][all]
1335,266RE1,309---[datamp][all]
2035,288----[datamp][all]
2735,362RE1,312---[datamp][all]