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DATAMP Patents by Date for September 1856
This table shows the number of the first patent in the DATAMP database for each date, broken down by patent type.
DateUtilityReissueDesignXAIPatents
215,652RE393---[datamp][all]
915,679----[datamp][all]
1615,727----[datamp][all]
2315,756----[datamp][all]
3015,811----[datamp][all]