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

DATAMP Patents by Date for February 1935
This table shows the number of the first patent in the DATAMP database for each date, broken down by patent type.
DateUtilityReissueDesignXAIPatents
51,989,792----[datamp][all]
121,990,478----[datamp][all]
191,991,356----[datamp][all]
261,992,211----[datamp][all]