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DATAMP Patents by Date for May 1958
This table shows the number of the first patent in the DATAMP database for each date, broken down by patent type.
DateUtilityReissueDesignXAIPatents
62,833,026----[datamp][all]
132,834,160----[datamp][all]
202,835,040RE24,475---[datamp][all]
272,835,979----[datamp][all]