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DATAMP Patents by Date for October 1928
This table shows the number of the first patent in the DATAMP database for each date, broken down by patent type.
DateUtilityReissueDesignXAIPatents
21,685,899----[datamp][all]
91,686,523----[datamp][all]
161,687,541----[datamp][all]
231,688,320----[datamp][all]
301,689,376----[datamp][all]