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DATAMP Patents by Date for March 1856
This table shows the number of the first patent in the DATAMP database for each date, broken down by patent type.
DateUtilityReissueDesignXAIPatents
414,347----[datamp][all]
1114,390RE359---[datamp][all]
1814,436----[datamp][all]
2514,490RE365---[datamp][all]