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DATAMP Patents by Date for March 1888
This table shows the number of the first patent in the DATAMP database for each date, broken down by patent type.
DateUtilityReissueDesignXAIPatents
6378,890----[datamp][all]
13379,213----[datamp][all]
20379,559----[datamp][all]
27379,930----[datamp][all]