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DATAMP Patents by Date for December 1924
This table shows the number of the first patent in the DATAMP database for each date, broken down by patent type.
DateUtilityReissueDesignXAIPatents
21,517,399----[datamp][all]
91,518,240----[datamp][all]
161,519,166----[datamp][all]
231,520,653----[datamp][all]
301,520,855----[datamp][all]