Granted Patent
Utility
US 5,032,001 · App. 07/493,059
Optical fiber having enhanced bend resistance
Inventor:
Hen-Tai Shang
Patented Case
View Patent ↗
Granted: Jul 16, 1991
Filed: Mar 9, 1990
Inventor
Hen-Tai Shang
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.