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

DATAMP Patents by Date for January 1938
This table shows the number of the first patent in the DATAMP database for each date, broken down by patent type.
DateUtilityReissueDesignXAIPatents
42,104,158-D107,805--[datamp][all]
112,105,237----[datamp][all]
182,105,679-D107,970--[datamp][all]
252,106,288-D108,143--[datamp][all]