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DATAMP Patents by Date for February 1875
This table shows the number of the first patent in the DATAMP database for each date, broken down by patent type.
DateUtilityReissueDesignXAIPatents
2159,246----[datamp][all]
9159,493----[datamp][all]
16159,775RE6,299---[datamp][all]
23159,999----[datamp][all]