Granted Patent
Utility
US 5,408,554 · App. 08/169,512
Fiber optic coupling
Inventors:
Colm V. Cryan, David W. Stowe, Dave R. Maack
Patented Case
View Patent ↗
Granted: Apr 18, 1995
Filed: Dec 17, 1993
Inventors
Colm V. Cryan
David W. Stowe
Dave R. Maack
Assignee (at issue)
Porta Systems 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.