Granted Patent
Utility
US 5,573,004 · App. 08/319,238
Electrically stable electrode and sensor apparatus
Inventor:
Allen W. Groenke
Patented Case
View Patent ↗
Granted: Nov 12, 1996
Filed: Oct 6, 1994
Inventor
Allen W. Groenke
Assignee (at issue)
Edentec Corporation
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.