Granted Patent
Utility
US 6,483,959 · App. 09/622,698
Waveguide structures
Inventors:
Kirat Singh, Nicholas John Goddard
Patented Case
View Patent ↗
Granted: Nov 19, 2002
Filed: Oct 19, 2000
Inventors
Kirat Singh
Nicholas John Goddard
Assignee (at issue)
University of Manchester Institute of Science and Technology
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.