Granted Patent
Utility
US 5,917,528 · App. 08/708,766
Solid ink stick supply apparatus and method
Inventors:
H. Erwin Grellmann, John B. Gilbert, Robert C. Tidrick, Randy C. Karambelas, William Bruce Weaver, James B. Jensen, Dale R. Peterson
Patented Case
View Patent ↗
Granted: Jun 29, 1999
Filed: Sep 5, 1996
Inventors
H. Erwin Grellmann
John B. Gilbert
Robert C. Tidrick
Randy C. Karambelas
William Bruce Weaver
James B. Jensen
Dale R. Peterson
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.