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DATAMP Patents by Date for September 1897
This table shows the number of the first patent in the DATAMP database for each date, broken down by patent type.
DateUtilityReissueDesignXAIPatents
7589,400----[datamp][all]
14590,011----[datamp][all]
21590,209-D27,659--[datamp][all]
28590,562----[datamp][all]