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DATAMP Patents by Date for January 1869
This table shows the number of the first patent in the DATAMP database for each date, broken down by patent type.
DateUtilityReissueDesignXAIPatents
585,503----[datamp][all]
1285,740----[datamp][all]
1985,894----[datamp][all]
2686,136----[datamp][all]