Granted Patent
Utility
US 6,563,616 · App. 09/253,312
Optical demultiplexer
Inventor:
Douglas Brenner
Patented Case
View Patent ↗
Granted: May 13, 2003
Filed: Feb 21, 1999
Inventor
Douglas Brenner
Assignee (at issue)
Electro-Optical Sciences, Inc.
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.