Granted Patent
Utility
US 4,653,851 · App. 06/706,581
Fire resistant fiber optic cable
Inventors:
Jack R. Pedersen, Per Thomassen
Patented Case
View Patent ↗
Granted: Mar 31, 1987
Filed: Feb 28, 1985
Inventors
Jack R. Pedersen
Per Thomassen
Assignee (at issue)
International Standard Electric Corporation
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.