Granted Patent
Utility
US 6,643,429 · App. 09/876,316
Dispersion compensation apparatus and method utilising sampled Bragg gratings
Inventors:
Alan Robinson, Terry Clapp
Patented Case
View Patent ↗
Granted: Nov 4, 2003
Filed: Jun 7, 2001
Inventors
Alan Robinson
Terry Clapp
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.