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DATAMP Patents by Date for June 1955
This table shows the number of the first patent in the DATAMP database for each date, broken down by patent type.
DateUtilityReissueDesignXAIPatents
72,709,877----[datamp][all]
142,710,442----[datamp][all]
212,711,006----[datamp][all]
282,711,662----[datamp][all]