Granted Patent
Utility
US 6,110,616 · App. 09/016,872
Ion-conducting membrane for fuel cell
Inventors:
Bashir Musse Sheikh-Ali, Gary Wnek
Patented Case
View Patent ↗
Granted: Aug 29, 2000
Filed: Jan 30, 1998
Inventors
Bashir Musse Sheikh-Ali
Gary Wnek
Assignee (at issue)
DAIS ANALYTIC 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.