Granted Patent
Utility
US 6,143,421 · App. 08/949,227
Electronic components incorporating ceramic-metal composites
Inventors:
Marcus A. Ritland, Dennis W. Readey, James E. Stephan, Dean A. Rulis, Jack D. Sibold
Patented Case
View Patent ↗
Granted: Nov 7, 2000
Filed: Oct 13, 1997
Inventors
Marcus A. Ritland
Dennis W. Readey
James E. Stephan
Dean A. Rulis
Jack D. Sibold
Assignee (at issue)
CoorsTek, 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.