Granted Patent
Utility
US 5,728,421 · App. 08/697,402
Article comprising spinel-structure material on a substrate, and method of making the article
Inventors:
Ernst M. Gyorgy, Julia Mae Phillips, Yuri Suzuki, Robert Bruce van Dover, Suzanne Rachel Gyorgy
Patented Case
View Patent ↗
Granted: Mar 17, 1998
Filed: Aug 23, 1996
Inventors
Ernst M. Gyorgy
Julia Mae Phillips
Yuri Suzuki
Robert Bruce van Dover
Suzanne Rachel Gyorgy
Assignee (at issue)
LUCENT TECHNOLOGIES INC.
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.