Granted Patent
Utility
US 5,641,585 · App. 08/408,761
Miniature ceramic fuel cell
Inventors:
Paul A. Lessing, Anthony C. Zuppero
Patented Case
View Patent ↗
Granted: Jun 24, 1997
Filed: Mar 21, 1995
Inventors
Paul A. Lessing
Anthony C. Zuppero
Assignee (at issue)
Lockheed Idaho Technologies Company
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.