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DATAMP Patents by Date for March 1917
This table shows the number of the first patent in the DATAMP database for each date, broken down by patent type.
DateUtilityReissueDesignXAIPatents
61,217,895----[datamp][all]
131,218,749----[datamp][all]
201,219,430----[datamp][all]
271,220,348----[datamp][all]