Granted Patent
Utility
US 4,416,495 · App. 06/270,736
Concentric electric connector for subsea well apparatus
Inventor:
Albert M. Regan
Patented Case
View Patent ↗
Granted: Nov 22, 1983
Filed: Jun 5, 1981
Inventor
Albert M. Regan
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.