Home | FAQ Search: Advanced | Person | Company | Type | Class Login
Quick search:
Patent number:
Patent Date:

DATAMP Patents by Date for June 1940
This table shows the number of the first patent in the DATAMP database for each date, broken down by patent type.
DateUtilityReissueDesignXAIPatents
42,202,878RE21,479---[datamp][all]
112,203,743----[datamp][all]
182,204,693----[datamp][all]
252,205,501----[datamp][all]