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DATAMP Patents by Date for August 1856
This table shows the number of the first patent in the DATAMP database for each date, broken down by patent type.
DateUtilityReissueDesignXAIPatents
515,467----[datamp][all]
1215,502----[datamp][all]
1915,556----[datamp][all]
2615,600----[datamp][all]