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DATAMP Patents by Date for May 1918
This table shows the number of the first patent in the DATAMP database for each date, broken down by patent type.
DateUtilityReissueDesignXAIPatents
71,264,922----[datamp][all]
141,265,785----[datamp][all]
211,266,703----[datamp][all]
281,267,406----[datamp][all]