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

DATAMP Patents by Date for April 1863
This table shows the number of the first patent in the DATAMP database for each date, broken down by patent type.
DateUtilityReissueDesignXAIPatents
738,119----[datamp][all]
1438,139RE1,452---[datamp][all]
2138,249RE1,456---[datamp][all]
2838,273----[datamp][all]