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DATAMP Patents by Date for March 1892
This table shows the number of the first patent in the DATAMP database for each date, broken down by patent type.
DateUtilityReissueDesignXAIPatents
1469,688----[datamp][all]
8470,176----[datamp][all]
15470,659-D21,400--[datamp][all]
22471,125----[datamp][all]
29471,539----[datamp][all]