Granted Patent
Utility
US 5,947,290 · App. 09/119,198
Scored U-shaped packaging members
Inventor:
Michael D. Loeschen
Patented Case
View Patent ↗
Granted: Sep 7, 1999
Filed: Jul 20, 1998
Inventor
Michael D. Loeschen
Assignee (at issue)
ILLINOIS TOOL WORKS 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.