Granted Patent
Utility
US 6,564,321 · App. 09/840,759
Systems and methods for storing, delivering, and managing messages
Inventor:
Charles R. Bobo, II
Patented Case
View Patent ↗
Granted: May 13, 2003
Filed: Apr 23, 2001
Inventor
Charles R. Bobo, II
This patent predates the USPTO's electronic file wrapper — prosecution documents from this era exist only in the Patent Office's paper records. A certified copy of the file history can be ordered from the USPTO's paper archives.