Granted Patent
Utility
US 5,818,584 · App. 08/776,082
Multiport optical waveguide interferometer having a flat wavelength response
Inventors:
Francois Gonthier, Suzanne Lacroix
Patented Case
View Patent ↗
Granted: Oct 6, 1998
Filed: Jan 17, 1997
Inventors
Francois Gonthier
Suzanne Lacroix
Assignee (at issue)
Framatome Connectors Canada 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.