Granted Patent
Utility
US 5,448,270 · App. 08/341,274
Ink-jet printhead cap having suspended lip
Inventor:
William S. Osborne
Patented Case
View Patent ↗
Granted: Sep 5, 1995
Filed: Nov 16, 1994
Inventor
William S. Osborne
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.