Granted Patent
Utility
US 5,183,715 · App. 07/792,691
Solid state cell electrolyte
Inventor:
John M. North
Patented Case
View Patent ↗
Granted: Feb 2, 1993
Filed: Nov 15, 1991
Inventor
John M. North
Assignees (at issue)
Gould Electronics Inc.
Dowty Electronic Components Limited
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.