Granted Patent
Utility
US 5,459,804 · App. 08/043,358
Fiberoptic couplers having spacer fibers that have no optical cores
Inventor:
David W. Stowe
Patented Case
View Patent ↗
Granted: Oct 17, 1995
Filed: Apr 6, 1993
Inventor
David W. Stowe
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.