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DATAMP Patents by Date for April 1977
This table shows the number of the first patent in the DATAMP database for each date, broken down by patent type.
DateUtilityReissueDesignXAIPatents
54,015,825----[datamp][all]
124,016,782-D244,002--[datamp][all]
194,017,976----[datamp][all]
264,019,549----[datamp][all]