Granted Patent
Utility
US 6,817,826 · App. 10/228,643
Coil handling device
Inventors:
Robert E. Bullington, Stanislaw Witczak, Bobby L. Goin
Patented Case
View Patent ↗
Granted: Nov 16, 2004
Filed: Aug 27, 2002
Inventors
Robert E. Bullington
Stanislaw Witczak
Bobby L. Goin
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.