Granted Patent
Utility
US 5,752,987 · App. 08/904,492
Method for producing improved electrolyte-retention bipolar cells and batteries
Inventor:
Thomas Yang
Patented Case
View Patent ↗
Granted: May 19, 1998
Filed: Aug 1, 1997
Inventor
Thomas Yang
Assignee (at issue)
Space Systems/Loral, 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.