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DATAMP Patents by Date for March 1926
This table shows the number of the first patent in the DATAMP database for each date, broken down by patent type.
DateUtilityReissueDesignXAIPatents
21,574,749----[datamp][all]
91,575,735----[datamp][all]
161,576,549----[datamp][all]
231,577,478----[datamp][all]
301,578,331----[datamp][all]