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DATAMP Patents by Date for November 1922
This table shows the number of the first patent in the DATAMP database for each date, broken down by patent type.
DateUtilityReissueDesignXAIPatents
71,434,401----[datamp][all]
141,435,288----[datamp][all]
211,435,997----[datamp][all]
281,436,640----[datamp][all]