Granted Patent
Utility
US 6,233,077 · App. 09/428,420
Remodulating channel selectors for WDM optical communication systems
Inventors:
Stephen B. Alexander, Steve W. Chaddick, Roy C. Litz, Cecil D. Smith
Patented Case
View Patent ↗
Granted: May 15, 2001
Filed: Oct 28, 1999
Inventors
Stephen B. Alexander
Steve W. Chaddick
Roy C. Litz
Cecil D. Smith
Assignee (at issue)
Ciena 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.