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DATAMP Patents by Date for March 1875
This table shows the number of the first patent in the DATAMP database for each date, broken down by patent type.
DateUtilityReissueDesignXAIPatents
2160,256RE6,311---[datamp][all]
9160,503----[datamp][all]
16160,760----[datamp][all]
23161,014RE6,340---[datamp][all]
30161,352----[datamp][all]