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DATAMP Patents by Date for December 1955
This table shows the number of the first patent in the DATAMP database for each date, broken down by patent type.
DateUtilityReissueDesignXAIPatents
62,725,690----[datamp][all]
132,726,563----[datamp][all]
202,727,417----[datamp][all]
272,728,248----[datamp][all]