Granted Patent
Utility
US 4,727,092 · App. 07/054,082
Molding of ceramic materials
Inventor:
Guenther Will
Patented Case
View Patent ↗
Granted: Feb 23, 1988
Filed: May 28, 1987
Inventor
Guenther Will
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.