Granted Patent
Utility
US 6,356,689 · App. 09/536,344
Article comprising an optical cavity
Inventor:
Dennis S. Greywall
Patented Case
View Patent ↗
Granted: Mar 12, 2002
Filed: Mar 25, 2000
Inventor
Dennis S. Greywall
Assignee (at issue)
LUCENT TECHNOLOGIES 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.