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DATAMP Patents by Date for February 1858
This table shows the number of the first patent in the DATAMP database for each date, broken down by patent type.
DateUtilityReissueDesignXAIPatents
219,229----[datamp][all]
919,292RE524---[datamp][all]
1619,345----[datamp][all]
2319,402----[datamp][all]