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DATAMP Patents by Date for July 1957
This table shows the number of the first patent in the DATAMP database for each date, broken down by patent type.
DateUtilityReissueDesignXAIPatents
22,797,489----[datamp][all]
92,798,381-D180,614--[datamp][all]
162,799,186-D180,640--[datamp][all]
302,800,759----[datamp][all]