Granted Patent
Utility
US 4,838,643 · App. 07/171,979
Single mode bend insensitive fiber for use in fiber optic guidance applications
Inventors:
Leslie Hodges, Roger Charlton, James H. Bowen
Patented Case
View Patent ↗
Granted: Jun 13, 1989
Filed: Mar 23, 1988
Inventors
Leslie Hodges
Roger Charlton
James H. Bowen
Assignee (at issue)
Alcatel NA, 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.