Granted Patent
Utility
US 6,383,391 · App. 09/627,813
Water-and ion-conducting membranes and uses thereof
Inventors:
Scott G. Ehrenberg, Gary Wnek
Patented Case
View Patent ↗
Granted: May 7, 2002
Filed: Jul 28, 2000
Inventors
Scott G. Ehrenberg
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.