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DATAMP Patents by Date for January 1925
This table shows the number of the first patent in the DATAMP database for each date, broken down by patent type.
DateUtilityReissueDesignXAIPatents
61,521,605----[datamp][all]
131,522,506----[datamp][all]
201,523,596-D66,449--[datamp][all]
271,524,117----[datamp][all]