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

DATAMP Patents by Date for September 1940
This table shows the number of the first patent in the DATAMP database for each date, broken down by patent type.
DateUtilityReissueDesignXAIPatents
32,213,191----[datamp][all]
102,214,141----[datamp][all]
172,215,344----[datamp][all]
242,215,684-D122,704--[datamp][all]