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DATAMP Patents by Date for February 1869
This table shows the number of the first patent in the DATAMP database for each date, broken down by patent type.
DateUtilityReissueDesignXAIPatents
286,358----[datamp][all]
986,674----[datamp][all]
1686,897----[datamp][all]
2387,092RE3,308---[datamp][all]