Granted Patent
Utility
US 5,443,600 · App. 08/129,890
Grooved separator electrode composite
Inventor:
William H. Tiedemann
Patented Case
View Patent ↗
Granted: Aug 22, 1995
Filed: Sep 30, 1993
Inventor
William H. Tiedemann
Assignee (at issue)
Globe-Union Inc.
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.