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DATAMP Patents by Date for January 1957
This table shows the number of the first patent in the DATAMP database for each date, broken down by patent type.
DateUtilityReissueDesignXAIPatents
12,775,787----[datamp][all]
82,776,470----[datamp][all]
152,777,201----[datamp][all]
222,778,053-D179,555--[datamp][all]
292,779,215----[datamp][all]