Granted Patent
Utility
US 5,540,741 · App. 08/373,143
Lithium secondary battery extraction method
Inventors:
Antoni S. Gozdz, Caroline N. Schmutz, Jean-Marie Tarascon, Paul C. Warren
Patented Case
View Patent ↗
Granted: Jul 30, 1996
Filed: Jan 17, 1995
Inventors
Antoni S. Gozdz
Caroline N. Schmutz
Jean-Marie Tarascon
Paul C. Warren
Assignee (at issue)
Bell Communications Research, 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.