Granted Patent
Utility
US 4,667,462 · App. 06/855,715
Plastic filled wire rope
Inventor:
Laurence C. Smyth
Patented Case
View Patent ↗
Granted: May 26, 1987
Filed: Apr 25, 1986
Inventor
Laurence C. Smyth
Assignee (at issue)
Wire Rope Industries 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.