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DATAMP Patents by Date for January 1929
This table shows the number of the first patent in the DATAMP database for each date, broken down by patent type.
DateUtilityReissueDesignXAIPatents
11,696,971----[datamp][all]
81,697,873----[datamp][all]
151,698,799----[datamp][all]
221,699,551----[datamp][all]
291,700,151----[datamp][all]