Granted Patent
Utility
US 5,652,068 · App. 08/557,439
Metal-air battery with improved air supply
Inventors:
Nicholas Shuster, David E. Harney
Patented Case
View Patent ↗
Granted: Jul 29, 1997
Filed: Nov 14, 1995
Inventors
Nicholas Shuster
David E. Harney
Assignee (at issue)
NORTHROP GRUMMAN 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.