Granted Patent
Utility
US 6,790,689 · App. 10/326,084
Curved waveguide ring laser
Inventor:
Alex A. Behfar
Patented Case
View Patent ↗
Granted: Sep 14, 2004
Filed: Dec 23, 2002
Inventor
Alex A. Behfar
Assignee (at issue)
BINOPTICS
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.