Granted Patent
Utility
US 4,262,061 · App. 05/914,461
High energy alkaline storage cell separator and process for making same
Inventor:
Howard H. Rogers
Patented Case
View Patent ↗
Granted: Apr 14, 1981
Filed: Jun 12, 1978
Inventor
Howard H. Rogers
Assignee (at issue)
Hughes Aircraft Company
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.