Granted Patent
Utility
US 5,820,278 · App. 08/750,117
Printing ribbon feeding device
Inventor:
Sergio Uggetti
Patented Case
View Patent ↗
Granted: Oct 13, 1998
Filed: Nov 26, 1996
Inventor
Sergio Uggetti
Assignee (at issue)
Olivetti Lexikon S.p.A.
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.