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DATAMP Patents by Date for February 1891
This table shows the number of the first patent in the DATAMP database for each date, broken down by patent type.
DateUtilityReissueDesignXAIPatents
3445,571----[datamp][all]
10445,972----[datamp][all]
17446,442----[datamp][all]
24446,851----[datamp][all]