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DATAMP Patents by Date for October 1957
This table shows the number of the first patent in the DATAMP database for each date, broken down by patent type.
DateUtilityReissueDesignXAIPatents
12,807,972-D181,115--[datamp][all]
82,808,651----[datamp][all]
152,809,682----[datamp][all]
222,810,181----[datamp][all]
292,811,068----[datamp][all]