Granted Patent
Utility
US 4,465,708 · App. 06/499,713
Technique for fabricating single mode lightguide soot-forms
Inventors:
Ronald E. Fanucci, Maria J. Yuen
Patented Case
View Patent ↗
Granted: Aug 14, 1984
Filed: May 31, 1983
Inventors
Ronald E. Fanucci
Maria J. Yuen
Assignee (at issue)
AT&T Technologies Incorporated
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.