Granted Patent
Utility
US 4,248,752 · App. 06/052,873
Refractory moldable composition
Inventor:
Thomas A. Myles
Patented Case
View Patent ↗
Granted: Feb 3, 1981
Filed: Jun 28, 1979
Inventor
Thomas A. Myles
Assignee (at issue)
Carborundum Corporation
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.