Granted Patent
Utility
US 5,464,706 · App. 08/204,439
Current collector for lithium ion battery
Inventors:
Sankar Dasgupta, James K. Jacobs
Patented Case
View Patent ↗
Granted: Nov 7, 1995
Filed: Mar 2, 1994
Inventors
Sankar Dasgupta
James K. Jacobs
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.