Granted Patent
Utility
US 5,033,950 · App. 07/488,992
Mold for molding ceramic materials
Inventor:
Guenther Will
Patented Case
View Patent ↗
Granted: Jul 23, 1991
Filed: Mar 6, 1990
Inventor
Guenther Will
Assignee (at issue)
Sacmi-Cooperativa Meccanici Imola-Soc. Coop A.R.L.
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.