Granted Patent
Utility
US 4,276,110 · App. 06/133,185
Method of forming a separator integral with an electrode
Inventor:
John M. Bilhorn
Patented Case
View Patent ↗
Granted: Jun 30, 1981
Filed: Mar 24, 1980
Inventor
John M. Bilhorn
Assignee (at issue)
Yardney Electric Corporation
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.