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DATAMP Patents by Date for September 1838
This table shows the number of the first patent in the DATAMP database for each date, broken down by patent type.
DateUtilityReissueDesignXAIPatents
5904----[datamp][all]
8909----[datamp][all]
15921----[datamp][all]
19931----[datamp][all]
20935----[datamp][all]
22937----[datamp][all]
25943----[datamp][all]