Granted Patent
Utility
US 4,872,708 · App. 07/051,842
Production tieback connector
Inventor:
William A. Abreo, Jr.
Patented Case
View Patent ↗
Granted: Oct 10, 1989
Filed: May 18, 1987
Inventor
William A. Abreo, Jr.
Assignee (at issue)
Cameron Iron Works USA, 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.