Granted Patent
Utility
US 6,790,339 · App. 10/207,937
Process for the electrochemical preparation of chlorine from aqueous solutions of hydrogen chloride
Inventors:
Andreas Bulan, Fritz Gestermann, Hans-Dieter Pinter, Gerd Speer
Patented Case
View Patent ↗
Granted: Sep 14, 2004
Filed: Jul 30, 2002
Inventors
Andreas Bulan
Fritz Gestermann
Hans-Dieter Pinter
Gerd Speer
Assignee (at issue)
Bayer Aktiengesellschaft
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.