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DATAMP Patents by Date for March 1857
This table shows the number of the first patent in the DATAMP database for each date, broken down by patent type.
DateUtilityReissueDesignXAIPatents
316,725----[datamp][all]
1016,793RE435---[datamp][all]
1716,828RE438---[datamp][all]
2416,876----[datamp][all]
3116,911RE444---[datamp][all]