Granted Patent
Utility
US 6,560,947 · App. 10/214,622
Strap detector assembly
Inventor:
Calvin E. Kasel
Patented Case
View Patent ↗
Granted: May 13, 2003
Filed: Aug 8, 2002
Inventor
Calvin E. Kasel
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.