Granted Patent
Utility
US 6,314,474 · App. 09/173,907
Efficient information exchange between an electronic book and a cartridge
Inventors:
Erik Walter, Richard Wotiz, Garth Conboy, James Sachs
Patented Case
View Patent ↗
Granted: Nov 6, 2001
Filed: Oct 16, 1998
Inventors
Erik Walter
Richard Wotiz
Garth Conboy
James Sachs
Assignee (at issue)
Softbook Press, Inc.
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.