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DATAMP Patents by Date for December 1867
This table shows the number of the first patent in the DATAMP database for each date, broken down by patent type.
DateUtilityReissueDesignXAIPatents
371,568----[datamp][all]
1071,859RE2,810---[datamp][all]
1772,155----[datamp][all]
2472,441----[datamp][all]
3172,712----[datamp][all]