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DATAMP Patents by Date for April 1883
This table shows the number of the first patent in the DATAMP database for each date, broken down by patent type.
DateUtilityReissueDesignXAIPatents
3274,912----[datamp][all]
10275,346RE10,312---[datamp][all]
17275,800----[datamp][all]
24276,197RE10,319---[datamp][all]