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DATAMP Patents by Date for December 1870
This table shows the number of the first patent in the DATAMP database for each date, broken down by patent type.
DateUtilityReissueDesignXAIPatents
6109,854----[datamp][all]
13109,993RE4,197---[datamp][all]
20110,198----[datamp][all]
27110,415----[datamp][all]