Granted Patent
Utility
US 5,689,090 · App. 08/542,767
Fire resistant non-halogen riser cable
Inventors:
Larry L. Bleich, Tommy G. Hardin
Patented Case
View Patent ↗
Granted: Nov 18, 1997
Filed: Oct 13, 1995
Inventors
Larry L. Bleich
Tommy G. Hardin
Assignee (at issue)
LUCENT TECHNOLOGIES INC.
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.