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DATAMP Patents by Date for October 1870
This table shows the number of the first patent in the DATAMP database for each date, broken down by patent type.
DateUtilityReissueDesignXAIPatents
4107,861----[datamp][all]
11108,113----[datamp][all]
18108,321RE4,156---[datamp][all]
25108,576-D4,439--[datamp][all]