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DATAMP Patents by Date for April 1815
This table shows the number of the first patent in the DATAMP database for each date, broken down by patent type.
DateUtilityReissueDesignXAIPatents
1---X2,285-[datamp] 
4---X2,289-[datamp] 
12---X2,291-[datamp] 
26---X2,294-[datamp] 
28---X2,298-[datamp] 
29---X2,303-[datamp]