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DATAMP Patents by Date for April 1876
This table shows the number of the first patent in the DATAMP database for each date, broken down by patent type.
DateUtilityReissueDesignXAIPatents
4175,578----[datamp][all]
11175,831----[datamp][all]
18176,151----[datamp][all]
25176,420RE7,078---[datamp][all]