Granted Patent
Utility
US 6,483,974 · App. 09/695,559
Optical fiber with improved cross-sectional profile and optical gain media using same
Inventor:
Robert G. Waarts
Patented Case
View Patent ↗
Granted: Nov 19, 2002
Filed: Oct 24, 2000
Inventor
Robert G. Waarts
Assignee (at issue)
JDS Uniphase 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.