Granted Patent
Utility
US 6,432,580 · App. 09/661,000
Method of making a nickel hydroxide material
Inventors:
Cristian Fierro, Michael A. Fetcenko, Beth Sommers, Avram Zallen
Patented Case
View Patent ↗
Granted: Aug 13, 2002
Filed: Sep 13, 2000
Inventors
Cristian Fierro
Michael A. Fetcenko
Beth Sommers
Avram Zallen
Assignee (at issue)
Ovonic Battery Company, 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.