Granted Patent
Utility
US 4,894,299 · App. 07/279,035
Cell having a dome-shaped solid ceramic electrolyte
Inventor:
Elliott M. Morse
Patented Case
View Patent ↗
Granted: Jan 16, 1990
Filed: Dec 2, 1988
Inventor
Elliott M. Morse
Assignee (at issue)
Eagle-Picher Industries, 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.