Granted Patent
Utility
US 4,516,634 · App. 06/485,017
Hydraulic running and setting tool for well packer
Inventor:
Glen E. Pitts
Patented Case
View Patent ↗
Granted: May 14, 1985
Filed: Apr 14, 1983
Inventor
Glen E. Pitts
Assignee (at issue)
Otis Engineering Corporation
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.