Granted Patent
Utility
US 6,062,801 · App. 08/942,942
Multicombination vehicle and method for transporting a payload in an underground mine
Inventor:
James W. Cooper
Patented Case
View Patent ↗
Granted: May 16, 2000
Filed: Aug 4, 1997
Inventor
James W. Cooper
Assignee (at issue)
Gulf Transport Co. PTY. Ltd.
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.