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DATAMP Patents by Date for December 1968
This table shows the number of the first patent in the DATAMP database for each date, broken down by patent type.
DateUtilityReissueDesignXAIPatents
33,413,702----[datamp][all]
173,416,582----[datamp][all]
243,417,662----[datamp][all]
313,418,757----[datamp][all]