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DATAMP Patents by Date for March 1959
This table shows the number of the first patent in the DATAMP database for each date, broken down by patent type.
DateUtilityReissueDesignXAIPatents
32,875,524----[datamp][all]
102,876,526----[datamp][all]
172,877,655-D184,613--[datamp][all]
242,878,702----[datamp][all]