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

DATAMP Patents by Date for October 1938
This table shows the number of the first patent in the DATAMP database for each date, broken down by patent type.
DateUtilityReissueDesignXAIPatents
4--D111,564--[datamp][all]
112,132,483----[datamp][all]
182,133,593----[datamp][all]
252,134,372RE20,393D111,907--[datamp][all]