Granted Patent
Utility
US 5,489,927 · App. 08/113,877
Wiper for ink jet printers
Inventor:
John Paul Harmon
Patented Case
View Patent ↗
Granted: Feb 6, 1996
Filed: Aug 30, 1993
Inventor
John Paul Harmon
Assignee (at issue)
Hewlett-Packard Company, L.P.
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.