Granted Patent
Utility
US 4,622,436 · App. 06/736,468
Plug assembly and method for encapsulating a cable within a conduit
Inventor:
Frank R. Kinnan
Patented Case
View Patent ↗
Granted: Nov 11, 1986
Filed: May 21, 1985
Inventor
Frank R. Kinnan
Assignee (at issue)
L&F CO., LTD.
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.