Granted Patent
Utility
US 6,490,377 · App. 09/562,847
Optical interleaver
Inventor:
Wei Li
Patented Case
View Patent ↗
Granted: Dec 3, 2002
Filed: May 1, 2000
Inventor
Wei Li
Assignee (at issue)
Oplink Communications, LLC
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.