Granted Patent
Utility
US 4,425,375 · App. 06/488,623
End capping an optical fiber
Inventor:
Edward A. Abramson
Patented Case
View Patent ↗
Granted: Jan 10, 1984
Filed: Apr 25, 1983
Inventor
Edward A. Abramson
Assignee (at issue)
E.I. DU PONT DE NEMOURS AND COMPANY
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.