Granted Patent
Utility
US 6,071,570 · App. 08/917,781
Electrodes of improved service life
Inventors:
Kenneth L. Hardee, Lynne M. Ernes, Richard C. Carlson
Patented Case
View Patent ↗
Granted: Jun 6, 2000
Filed: Aug 27, 1997
Inventors
Kenneth L. Hardee
Lynne M. Ernes
Richard C. Carlson
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.