Granted Patent
Utility
US 6,766,079 · App. 10/032,538
Fibre grating optical waveguide device
Inventors:
Valerie Girardon, Isabelle Riant, Alain Fradet, Martine Tessier
Patented Case
View Patent ↗
Granted: Jul 20, 2004
Filed: Jan 2, 2002
Inventors
Valerie Girardon
Isabelle Riant
Alain Fradet
Martine Tessier
Assignee (at issue)
Avanex 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.