Granted Patent
Utility
US 5,459,963 · App. 08/167,207
Safety gate for loading docks
Inventor:
James C. Alexander
Patented Case
View Patent ↗
Granted: Oct 24, 1995
Filed: Dec 16, 1993
Inventor
James C. Alexander
Assignee (at issue)
Serco
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.