Granted Patent
Utility
US 5,445,463 · App. 08/039,871
Combination ink or dye ribbon for nonimpact printing
Inventor:
Suresh C. Paranjpe
Patented Case
View Patent ↗
Granted: Aug 29, 1995
Filed: Mar 30, 1993
Inventor
Suresh C. Paranjpe
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.