Granted Patent
Utility
US 4,259,708 · App. 05/970,884
Capacitor with ester dielectric fluid
Inventor:
Lyon Mandelcorn
Patented Case
View Patent ↗
Granted: Mar 31, 1981
Filed: Dec 19, 1978
Inventor
Lyon Mandelcorn
Assignee (at issue)
Westinghouse Electric Company 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.