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DATAMP Patents by Date for May 1863
This table shows the number of the first patent in the DATAMP database for each date, broken down by patent type.
DateUtilityReissueDesignXAIPatents
538,398----[datamp][all]
1238,461----[datamp][all]
1938,590RE1,474---[datamp][all]
2638,665----[datamp][all]