Granted Patent
Utility
US 5,337,184 · App. 08/001,689
Acrylic thermoplastic ionic conductor
Inventors:
Jeffrey H. Helms, Joseph W. Holubka, Edmund Joseph Blais
Patented Case
View Patent ↗
Granted: Aug 9, 1994
Filed: Jan 7, 1993
Inventors
Jeffrey H. Helms
Joseph W. Holubka
Edmund Joseph Blais
Assignee (at issue)
Ford Motor Company
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.