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DATAMP Patents by Date for December 1917
This table shows the number of the first patent in the DATAMP database for each date, broken down by patent type.
DateUtilityReissueDesignXAIPatents
41,248,490----[datamp][all]
111,249,674RE14,409---[datamp][all]
181,250,362----[datamp][all]
251,251,263----[datamp][all]