Granted Patent
Utility
US 4,426,773 · App. 06/263,915
Array of electronic packaging substrates
Inventor:
Billy Hargis
Patented Case
View Patent ↗
Granted: Jan 24, 1984
Filed: May 15, 1981
Inventor
Billy Hargis
Assignee (at issue)
General Electric Ceramics, Inc.
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.