Granted Patent
Utility
US 5,847,734 · App. 08/566,644
Air purge system for an ink-jet printer
Inventor:
Norman E. Pawlowski, Jr.
Patented Case
View Patent ↗
Granted: Dec 8, 1998
Filed: Dec 4, 1995
Inventor
Norman E. Pawlowski, Jr.
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.