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

DATAMP Patents by Date for December 1930
This table shows the number of the first patent in the DATAMP database for each date, broken down by patent type.
DateUtilityReissueDesignXAIPatents
21,783,250----[datamp][all]
91,784,102----[datamp][all]
161,784,908----[datamp][all]
231,785,728----[datamp][all]
301,786,438----[datamp][all]