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DATAMP Patents by Date for December 1953
This table shows the number of the first patent in the DATAMP database for each date, broken down by patent type.
DateUtilityReissueDesignXAIPatents
12,660,799-D170,999--[datamp][all]
82,661,541----[datamp][all]
152,662,413----[datamp][all]
222,663,076----[datamp][all]
292,664,124RE23,761---[datamp][all]