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DATAMP Patents by Date for March 1950
This table shows the number of the first patent in the DATAMP database for each date, broken down by patent type.
DateUtilityReissueDesignXAIPatents
72,499,390----[datamp][all]
142,500,248----[datamp][all]
212,500,933-D157,732--[datamp][all]
282,501,922-D157,883--[datamp][all]