Granted Patent
Utility
US 4,398,795 · App. 06/227,756
Fiber optic tap and method of fabrication
Inventor:
John P. Palmer
Patented Case
View Patent ↗
Granted: Aug 16, 1983
Filed: Jan 23, 1981
Inventor
John P. Palmer
Assignee (at issue)
General Dynamics Corp., Pomona Division
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.