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

DATAMP Patents by Date for May 1928
This table shows the number of the first patent in the DATAMP database for each date, broken down by patent type.
DateUtilityReissueDesignXAIPatents
11,667,809----[datamp][all]
81,669,006----[datamp][all]
151,669,423----[datamp][all]
221,670,360----[datamp][all]
291,671,159----[datamp][all]