Granted Patent
Utility
US 6,599,664 · App. 09/808,794
Inorganic gel-polymer electrolyte
Inventor:
Grant Ehrlich
Patented Case
View Patent ↗
Granted: Jul 29, 2003
Filed: Mar 15, 2001
Inventor
Grant Ehrlich
Assignee (at issue)
Yardney Technical Products, 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.