Granted Patent
Utility
US 5,286,578 · App. 07/922,158
Collapsible electrochemical cell assembly and battery assembly comprised of a plurality of collapsible electrochemical cells
Inventors:
Bhaskara M. L. Rao, William Kobasz
Patented Case
View Patent ↗
Granted: Feb 15, 1994
Filed: Jul 30, 1992
Inventors
Bhaskara M. L. Rao
William Kobasz
Assignee (at issue)
Alupower, 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.