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DATAMP Patents by Date for December 1925
This table shows the number of the first patent in the DATAMP database for each date, broken down by patent type.
DateUtilityReissueDesignXAIPatents
11,563,317----[datamp][all]
81,564,342----[datamp][all]
151,565,638----[datamp][all]
221,566,373----[datamp][all]
291,567,101----[datamp][all]