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DATAMP Patents by Date for January 1949
This table shows the number of the first patent in the DATAMP database for each date, broken down by patent type.
DateUtilityReissueDesignXAIPatents
42,457,893----[datamp][all]
112,458,597-D152,350--[datamp][all]
182,459,233----[datamp][all]
252,459,825----[datamp][all]