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DATAMP Patents by Date for January 1858
This table shows the number of the first patent in the DATAMP database for each date, broken down by patent type.
DateUtilityReissueDesignXAIPatents
519,028---AI184[datamp][all]
1219,064---AI185[datamp][all]
1919,123---AI187[datamp][all]
2619,189---AI188[datamp][all]