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

DATAMP Patents by Date for April 1869
This table shows the number of the first patent in the DATAMP database for each date, broken down by patent type.
DateUtilityReissueDesignXAIPatents
688,535----[datamp][all]
1388,767RE3,365---[datamp][all]
2089,019----[datamp][all]
2789,277-D3,457--[datamp][all]