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DATAMP Patents by Date for September 1959
This table shows the number of the first patent in the DATAMP database for each date, broken down by patent type.
DateUtilityReissueDesignXAIPatents
12,901,767----[datamp][all]
82,902,773-D186,097--[datamp][all]
152,904,282-D186,132--[datamp][all]
222,904,866-D186,188--[datamp][all]
292,906,072----[datamp][all]