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DATAMP Patents by Date for May 1956
This table shows the number of the first patent in the DATAMP database for each date, broken down by patent type.
DateUtilityReissueDesignXAIPatents
12,743,638-D177,558--[datamp][all]
82,744,362-D177,636--[datamp][all]
152,745,319----[datamp][all]
222,746,332----[datamp][all]
292,747,291----[datamp][all]