Granted Patent
Utility
US 5,212,757 · App. 07/770,798
Fatigue resistant optical fiber
Inventors:
Darryl L. Brownlow, David J. DiGiovanni, Daryl Inniss
Patented Case
View Patent ↗
Granted: May 18, 1993
Filed: Oct 3, 1991
Inventors
Darryl L. Brownlow
David J. DiGiovanni
Daryl Inniss
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.