Granted Patent
Utility
US 4,986,362 · App. 07/417,282
Running tool for use with reeled tubing and method of operating same
Inventor:
Charles W. Pleasants
Patented Case
View Patent ↗
Granted: Jan 22, 1991
Filed: Dec 8, 1989
Inventor
Charles W. Pleasants
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.