Granted Patent
Utility
US 5,146,994 · App. 07/635,900
Packing assembly for use with reeled tubing and method of operating and removing same
Inventors:
Charles W. Pleasants, Pat M. White, Ronald J. Fischer, Robert D. Harrison, Jr., John R. Setterberg, Jr.
Patented Case
View Patent ↗
Granted: Sep 15, 1992
Filed: Dec 27, 1990
Inventors
Charles W. Pleasants
Pat M. White
Ronald J. Fischer
Robert D. Harrison, Jr.
John R. Setterberg, Jr.
Assignees (at issue)
Otis Engineering Corporation
Shell Western E & P, 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.