Granted Patent
Utility
US 5,928,811 · App. 08/839,391
Gas recombinant battery separator
Inventor:
Mehrgan Khavari
Patented Case
View Patent ↗
Granted: Jul 27, 1999
Filed: Apr 11, 1997
Inventor
Mehrgan Khavari
Assignee (at issue)
Amtek Research International LLC
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.