Granted Patent
Utility
US 4,830,459 · App. 07/154,866
Optical fibre cable
Inventors:
Leslie C. Chicken, Ian Houghton
Patented Case
View Patent ↗
Granted: May 16, 1989
Filed: Feb 10, 1988
Inventors
Leslie C. Chicken
Ian Houghton
Assignee (at issue)
STC PLC
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.