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

DATAMP Patents by Date for April 1877
This table shows the number of the first patent in the DATAMP database for each date, broken down by patent type.
DateUtilityReissueDesignXAIPatents
3189,044----[datamp][all]
10189,311----[datamp][all]
17189,563----[datamp][all]
24189,864RE7,632---[datamp][all]