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DATAMP Patents by Date for December 1952
This table shows the number of the first patent in the DATAMP database for each date, broken down by patent type.
DateUtilityReissueDesignXAIPatents
22,619,842----[datamp][all]
92,620,567----[datamp][all]
162,621,566----[datamp][all]
232,622,252----[datamp][all]
302,623,269----[datamp][all]