Granted Patent
Utility
US 5,897,681 · App. 08/972,638
Method of drawing an optical fiber
Inventors:
Hans-Jurgen Lysson, Anne Dieumegard, Arnaud Mairesse
Patented Case
View Patent ↗
Granted: Apr 27, 1999
Filed: Nov 18, 1997
Inventors
Hans-Jurgen Lysson
Anne Dieumegard
Arnaud Mairesse
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.