Granted Patent
Utility
US 4,844,166 · App. 07/205,762
Method and apparatus for recompleting wells with coil tubing
Inventors:
Walter S. Going, III, Ronald E. Pringle, Arthur J. Morris
Patented Case
View Patent ↗
Granted: Jul 4, 1989
Filed: Jun 13, 1988
Inventors
Walter S. Going, III
Ronald E. Pringle
Arthur J. Morris
Assignee (at issue)
Camco 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.