Granted Patent
Utility
US 5,707,191 · App. 08/766,799
Stress plate with angled hole
Inventors:
Dave C. Hempfling, Riaz Hasan
Patented Case
View Patent ↗
Granted: Jan 13, 1998
Filed: Dec 13, 1996
Inventors
Dave C. Hempfling
Riaz Hasan
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.