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DATAMP Patents by Date for September 1889
This table shows the number of the first patent in the DATAMP database for each date, broken down by patent type.
DateUtilityReissueDesignXAIPatents
3410,146----[datamp][all]
10410,572----[datamp][all]
17411,055----[datamp][all]
24411,412----[datamp][all]