Granted Patent
Utility
US 6,726,733 · App. 09/958,295
Multiply stacked electrochemical cell and method for preparing the same
Inventors:
Hyang Mok Lee, Soon-Ho Ahn, Kyung Joon Kim, Jae Hyun Lee
Patented Case
View Patent ↗
Granted: Apr 27, 2004
Filed: Oct 5, 2001
Inventors
Hyang Mok Lee
Soon-Ho Ahn
Kyung Joon Kim
Jae Hyun Lee
Assignee (at issue)
LG Chemical Ltd.
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.