Granted Patent
Utility
US 4,247,883 · App. 05/929,760
Encapsulated capacitor
Inventors:
David G. Thompson, John T. Ogilvie
Patented Case
View Patent ↗
Granted: Jan 27, 1981
Filed: Jul 31, 1978
Inventors
David G. Thompson
John T. Ogilvie
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.