Granted Patent
Utility
US 6,395,153 · App. 09/655,967
Diaphragm cell
Inventors:
Rudolf Matousek, Mark L. Arnold, Barry L. Martin, Eric J. Rudd, Lynne M. Ernes, Zoilo J. Colon, Gary F. Wyman, Joseph J. Chance
Patented Case
View Patent ↗
Granted: May 28, 2002
Filed: Sep 10, 1999
Inventors
Rudolf Matousek
Mark L. Arnold
Barry L. Martin
Eric J. Rudd
Lynne M. Ernes
Zoilo J. Colon
Gary F. Wyman
Joseph J. Chance
Assignee (at issue)
Eltech Systems 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.