Granted Patent
Utility
US 5,790,738 · App. 08/709,942
Laminated optical device assembly
Inventor:
William J. Parzygnat
Patented Case
View Patent ↗
Granted: Aug 4, 1998
Filed: Sep 9, 1996
Inventor
William J. Parzygnat
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.