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DATAMP Patents by Date for December 1863
This table shows the number of the first patent in the DATAMP database for each date, broken down by patent type.
DateUtilityReissueDesignXAIPatents
140,757RE1,585---[datamp][all]
840,805----[datamp][all]
1540,969----[datamp][all]
2240,994----[datamp][all]