Granted Patent
Utility
US 5,176,318 · App. 07/825,557
Guard rail assembly
Inventors:
Keith Young, James A. Remington
Patented Case
View Patent ↗
Granted: Jan 5, 1993
Filed: Jan 24, 1992
Inventors
Keith Young
James A. Remington
Assignee (at issue)
ABC Rail Corporation
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.