Granted Patent
Utility
US 5,450,112 · App. 07/995,868
Laminated film for ink reservoir
Inventor:
Joseph E. Scheffelin
Patented Case
View Patent ↗
Granted: Sep 12, 1995
Filed: Dec 23, 1992
Inventor
Joseph E. Scheffelin
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.