Granted Patent
Utility
US 6,270,928 · App. 09/357,991
Process for producing an electrolytic cell having a polymeric separator
Inventors:
Xavier Andrieu, François Boudin, Ib I. Olsen
Patented Case
View Patent ↗
Granted: Aug 7, 2001
Filed: Jul 21, 1999
Inventors
Xavier Andrieu
François Boudin
Ib I. Olsen
Assignee (at issue)
ALCATEL
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.