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DATAMP Patents by Date for March 1916
This table shows the number of the first patent in the DATAMP database for each date, broken down by patent type.
DateUtilityReissueDesignXAIPatents
71,174,488----[datamp][all]
141,175,134----[datamp][all]
211,176,019----[datamp][all]
281,176,773----[datamp][all]