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DATAMP Patents by Date for March 1849
This table shows the number of the first patent in the DATAMP database for each date, broken down by patent type.
DateUtilityReissueDesignXAIPatents
66,154----[datamp][all]
106,160RE130---[datamp][all]
136,185----[datamp][all]
206,195----[datamp][all]
276,221----[datamp][all]