Granted Patent
Utility
US 6,071,641 · App. 08/923,876
Glass fiber separators and batteries including such separators
Inventor:
George Zguris
Patented Case
View Patent ↗
Granted: Jun 6, 2000
Filed: Sep 2, 1997
Inventor
George Zguris
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.