Granted Patent
Utility
US 4,244,902 · App. 06/049,663
Pressureless method of forming a silicon carbide ceramic material
Inventor:
Samuel S. Shinozaki
Patented Case
View Patent ↗
Granted: Jan 13, 1981
Filed: Jun 18, 1979
Inventor
Samuel S. Shinozaki
Assignee (at issue)
Ford Motor 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.