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DATAMP Patents by Date for January 1865
This table shows the number of the first patent in the DATAMP database for each date, broken down by patent type.
DateUtilityReissueDesignXAIPatents
345,693----[datamp][all]
1045,824----[datamp][all]
1745,931RE1,852---[datamp][all]
2445,980----[datamp][all]
3146,068----[datamp][all]