Granted Patent
Utility
US 6,777,115 · App. 10/137,843
Battery-boosted, rapid startup of frozen fuel cell
Inventor:
Carl A. Reiser
Patented Case
View Patent ↗
Granted: Aug 17, 2004
Filed: May 1, 2002
Inventor
Carl A. Reiser
Assignee (at issue)
UTC Fuel Cells, 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.