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DATAMP Patents by Date for February 1822
This table shows the number of the first patent in the DATAMP database for each date, broken down by patent type.
DateUtilityReissueDesignXAIPatents
2---X3,447-[datamp] 
4---X3,450-[datamp] 
5---X3,451-[datamp] 
7---X3,453-[datamp] 
8---X3,454-[datamp] 
12---X3,455-[datamp] 
13---X3,456-[datamp] 
16---X3,457-[datamp] 
20---X3,458-[datamp] 
21---X3,459-[datamp] 
28---X3,460-[datamp]