Granted Patent
Utility
US 6,690,855 · App. 09/902,362
Planar waveguide dispersion compensator
Inventors:
George H. B. Thompson, James Whiteaway, Terry Bricheno
Patented Case
View Patent ↗
Granted: Feb 10, 2004
Filed: Jul 10, 2001
Inventors
George H. B. Thompson
James Whiteaway
Terry Bricheno
Assignee (at issue)
Nortel Networks Limited
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.