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

DATAMP Patents by Date for June 1931
This table shows the number of the first patent in the DATAMP database for each date, broken down by patent type.
DateUtilityReissueDesignXAIPatents
21,807,625----[datamp][all]
91,808,856RE18,093---[datamp][all]
161,810,029----[datamp][all]
231,811,037----[datamp][all]
301,811,876----[datamp][all]