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DATAMP Patents by Date for March 1859
This table shows the number of the first patent in the DATAMP database for each date, broken down by patent type.
DateUtilityReissueDesignXAIPatents
123,070---AI221[datamp][all]
823,172----[datamp][all]
1523,227----[datamp][all]
2223,295----[datamp][all]
2923,346----[datamp][all]