Granted Patent
Utility
US 4,699,215 · App. 06/897,567
External tie-back connector
Inventor:
Glen H. Cuiper
Patented Case
View Patent ↗
Granted: Oct 13, 1987
Filed: Aug 18, 1986
Inventor
Glen H. Cuiper
Assignee (at issue)
Hughes Tool Company LLC
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.