Granted Patent
Utility
US 4,983,322 · App. 07/002,528
Solution processible forms of electrically conductive polyaniline
Inventor:
Ronald L. Elsenbaumer
Patented Case
View Patent ↗
Granted: Jan 8, 1991
Filed: Jan 12, 1987
Inventor
Ronald L. Elsenbaumer
Assignee (at issue)
AlliedSignal, 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.