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DATAMP Patents by Date for December 1869
This table shows the number of the first patent in the DATAMP database for each date, broken down by patent type.
DateUtilityReissueDesignXAIPatents
797,471----[datamp][all]
1497,795RE3,759D3,785--[datamp][all]
2198,013----[datamp][all]
2898,216----[datamp][all]