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

DATAMP Patents by Date for November 1849
This table shows the number of the first patent in the DATAMP database for each date, broken down by patent type.
DateUtilityReissueDesignXAIPatents
66,843----[datamp][all]
136,869----[datamp][all]
206,891----[datamp][all]
276,902----[datamp][all]