Granted Patent
Utility
US 6,403,245 · App. 09/316,855
Materials and processes for providing fuel cells and active membranes
Inventor:
Andrew Hunt
Patented Case
View Patent ↗
Granted: Jun 11, 2002
Filed: May 21, 1999
Inventor
Andrew Hunt
Assignee (at issue)
MicroCoating Technologies, 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.