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DATAMP Patents by Date for June 1915
This table shows the number of the first patent in the DATAMP database for each date, broken down by patent type.
DateUtilityReissueDesignXAIPatents
11,141,222----[datamp][all]
81,142,138----[datamp][all]
151,142,892----[datamp][all]
221,144,049----[datamp][all]
291,144,347----[datamp][all]