Granted Patent
Utility
US 4,800,236 · App. 07/067,767
Cable having a corrugated septum
Inventor:
Timothy A. Lemke
Patented Case
View Patent ↗
Granted: Jan 24, 1989
Filed: Jul 8, 1987
Inventor
Timothy A. Lemke
Assignee (at issue)
E.I. DU PONT DE NEMOURS AND COMPANY
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.