Granted Patent
Utility
US 5,467,115 · App. 08/131,816
Inkjet printhead formed to eliminate ink trajectory errors
Inventor:
Winthrop D. Childers
Patented Case
View Patent ↗
Granted: Nov 14, 1995
Filed: Oct 5, 1993
Inventor
Winthrop D. Childers
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.