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DATAMP Patents by Date for February 1887
This table shows the number of the first patent in the DATAMP database for each date, broken down by patent type.
DateUtilityReissueDesignXAIPatents
1356,816----[datamp][all]
8357,181----[datamp][all]
15357,567----[datamp][all]
22358,016----[datamp][all]