Granted Patent
Utility
US 5,580,439 · App. 08/528,949
Reference electrode for electrochemical determination of oxygen partial pressure in an ionic melt
Inventors:
Friedrich G. K. Baucke, Thomas Pfeiffer, Sylvia Biedenbender, Gernot Roth, Ralf Werner
Patented Case
View Patent ↗
Granted: Dec 3, 1996
Filed: Sep 15, 1995
Inventors
Friedrich G. K. Baucke
Thomas Pfeiffer
Sylvia Biedenbender
Gernot Roth
Ralf Werner
Assignee (at issue)
Schott Glaswerke
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.