Granted Patent
Utility
US 5,861,903 · App. 08/612,149
Ink feed system
Inventors:
Clark W. Crawford, Brent R. Jones, Arthur C. VanHorne
Patented Case
View Patent ↗
Granted: Jan 19, 1999
Filed: Mar 7, 1996
Inventors
Clark W. Crawford
Brent R. Jones
Arthur C. VanHorne
Assignee (at issue)
Tektronix, 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.