Granted Patent
Utility
US 5,139,872 · App. 07/574,705
Vinyl ether based optical fiber coatings
Inventors:
Stephen C. Lapin, Alvin C. Levy
Patented Case
View Patent ↗
Granted: Aug 18, 1992
Filed: Aug 29, 1990
Inventors
Stephen C. Lapin
Alvin C. Levy
Assignee (at issue)
AlliedSignal, 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.