Granted Patent
Utility
US 4,356,047 · App. 06/235,094
Method of making ceramic lid assembly for hermetic sealing of a semiconductor chip
Inventors:
Richard Gordon, John Ciallella
Patented Case
View Patent ↗
Granted: Oct 26, 1982
Filed: Feb 17, 1981
Inventors
Richard Gordon
John Ciallella
Assignee (at issue)
Consolidated Refining Co., 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.