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DATAMP Patents by Date for March 1869
This table shows the number of the first patent in the DATAMP database for each date, broken down by patent type.
DateUtilityReissueDesignXAIPatents
287,381-D3,399--[datamp][all]
987,547----[datamp][all]
1687,754----[datamp][all]
2388,002-D3,412--[datamp][all]
3088,262RE3,350---[datamp][all]