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DATAMP Patents by Date for September 1924
This table shows the number of the first patent in the DATAMP database for each date, broken down by patent type.
DateUtilityReissueDesignXAIPatents
21,507,071----[datamp][all]
91,507,722----[datamp][all]
161,508,489----[datamp][all]
231,509,387----[datamp][all]
301,510,189----[datamp][all]