Granted Patent
Utility
US 5,214,734 · App. 07/856,792
Optical fiber with improved moisture resistance
Inventors:
Daryl Inniss, Charles R. Kurkjian, Michael J. Matthewson
Patented Case
View Patent ↗
Granted: May 25, 1993
Filed: Mar 24, 1992
Inventors
Daryl Inniss
Charles R. Kurkjian
Michael J. Matthewson
Assignee (at issue)
AT&T Bell Laboratories
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.