Granted Patent
Utility
US 5,988,805 · App. 08/994,913
Chiral shaped ink sticks
Inventor:
Michael B. Meinhardt
Patented Case
View Patent ↗
Granted: Nov 23, 1999
Filed: Dec 19, 1997
Inventor
Michael B. Meinhardt
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.