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DATAMP Patents by Date for December 1855
This table shows the number of the first patent in the DATAMP database for each date, broken down by patent type.
DateUtilityReissueDesignXAIPatents
413,878----[datamp][all]
1113,916RE333---[datamp][all]
1813,938----[datamp][all]
2513,982----[datamp][all]