Granted Patent
Utility
US 6,652,440 · App. 09/565,184
Electroactive polymers of high sulfur content for use in electrochemical cells
Inventors:
Igor P. Kovalev, Vadim V. Annenkov, Steven A. Carlson, Boris A. Trofimov
Patented Case
View Patent ↗
Granted: Nov 25, 2003
Filed: May 3, 2000
Inventors
Igor P. Kovalev
Vadim V. Annenkov
Steven A. Carlson
Boris A. Trofimov
Assignee (at issue)
Moltech 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.