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DATAMP Patents by Date for April 1882
This table shows the number of the first patent in the DATAMP database for each date, broken down by patent type.
DateUtilityReissueDesignXAIPatents
4255,787----[datamp][all]
11256,120RE10,086---[datamp][all]
18256,464----[datamp][all]
25256,815----[datamp][all]