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DATAMP Patents by Date for May 1909
This table shows the number of the first patent in the DATAMP database for each date, broken down by patent type.
DateUtilityReissueDesignXAIPatents
4920,372----[datamp][all]
11920,904----[datamp][all]
18921,717----[datamp][all]
25922,521----[datamp][all]