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DATAMP Patents by Date for May 1934
This table shows the number of the first patent in the DATAMP database for each date, broken down by patent type.
DateUtilityReissueDesignXAIPatents
11,956,835----[datamp][all]
81,957,462----[datamp][all]
151,958,705----[datamp][all]
221,959,891----[datamp][all]
291,960,296----[datamp][all]