Granted Patent
Utility
US 6,716,552 · App. 09/726,633
Secondary lithium battery construction for improved heat transfer
Inventors:
Zhengming Zhang, Pankaj Arora
Patented Case
View Patent ↗
Granted: Apr 6, 2004
Filed: Nov 30, 2000
Inventors
Zhengming Zhang
Pankaj Arora
Assignee (at issue)
Celgard, LLC
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.