Granted Patent
Utility
US 4,688,322 · App. 06/826,643
Solid electrolyte chip capacitor method
Inventor:
Mary A. Fossey
Patented Case
View Patent ↗
Granted: Aug 25, 1987
Filed: Feb 6, 1986
Inventor
Mary A. Fossey
Assignee (at issue)
Sprague Electric 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.