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DATAMP Patents by Date for January 1955
This table shows the number of the first patent in the DATAMP database for each date, broken down by patent type.
DateUtilityReissueDesignXAIPatents
42,698,484----[datamp][all]
112,699,016-D173,830--[datamp][all]
182,699,610----[datamp][all]
252,700,402-D173,891--[datamp][all]