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DATAMP Patents by Date for May 1912
This table shows the number of the first patent in the DATAMP database for each date, broken down by patent type.
DateUtilityReissueDesignXAIPatents
71,025,162----[datamp][all]
141,026,040----[datamp][all]
211,026,661RE13,421---[datamp][all]
281,027,439----[datamp][all]