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DATAMP Patents by Date for December 1877
This table shows the number of the first patent in the DATAMP database for each date, broken down by patent type.
DateUtilityReissueDesignXAIPatents
4197,717----[datamp][all]
11197,972----[datamp][all]
18198,180RE8,005---[datamp][all]
25198,472----[datamp][all]