Granted Patent
Utility
US 4,874,222 · App. 07/160,545
Hermetic coatings for non-silica based optical fibers
Inventors:
Lubos J. B. Vacha, Peter C. Schultz, Cornelius T. Moynihan, Satyabrata Raychaudhuri, Ken Cadien, Barry B. Harbison, Reza Mossadegh
Patented Case
View Patent ↗
Granted: Oct 17, 1989
Filed: Feb 25, 1988
Inventors
Lubos J. B. Vacha
Peter C. Schultz
Cornelius T. Moynihan
Satyabrata Raychaudhuri
Ken Cadien
Barry B. Harbison
Reza Mossadegh
Assignee (at issue)
Spectrian 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.