Granted Patent
Utility
US 5,500,031 · App. 08/357,353
Method for increasing the index of refraction of a glassy material
Inventors:
Robert M. Atkins, Paul J. Lemaire, Victor Mizrahi, Kenneth L. Walker
Patented Case
View Patent ↗
Granted: Mar 19, 1996
Filed: Dec 14, 1994
Inventors
Robert M. Atkins
Paul J. Lemaire
Victor Mizrahi
Kenneth L. Walker
Assignee (at issue)
AT&T CORP.
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.