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DATAMP Patents by Date for March 1850
This table shows the number of the first patent in the DATAMP database for each date, broken down by patent type.
DateUtilityReissueDesignXAIPatents
57,133----[datamp][all]
127,156-D270--[datamp][all]
197,181-D271--[datamp][all]
267,211----[datamp][all]