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DATAMP Patents by Date for January 1919
This table shows the number of the first patent in the DATAMP database for each date, broken down by patent type.
DateUtilityReissueDesignXAIPatents
71,290,247----[datamp][all]
141,290,896----[datamp][all]
211,291,711----[datamp][all]
281,292,579----[datamp][all]