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DATAMP Patents by Date for February 1856
This table shows the number of the first patent in the DATAMP database for each date, broken down by patent type.
DateUtilityReissueDesignXAIPatents
514,184RE349---[datamp][all]
1214,220----[datamp][all]
1914,289----[datamp][all]
2614,302----[datamp][all]