Granted Patent
Utility
US 6,537,377 · App. 09/390,022
Apparatus for coating optical fibers
Inventor:
José G. Piffaretti
Patented Case
View Patent ↗
Granted: Mar 25, 2003
Filed: Sep 3, 1999
Inventor
José G. Piffaretti
Assignee (at issue)
ALCATEL
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.