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DATAMP Patents by Date for January 1933
This table shows the number of the first patent in the DATAMP database for each date, broken down by patent type.
DateUtilityReissueDesignXAIPatents
31,892,739----[datamp][all]
101,893,509----[datamp][all]
171,894,307----[datamp][all]
241,894,981----[datamp][all]
311,895,710----[datamp][all]