Granted Patent
Utility
US 5,301,739 · App. 07/906,373
Method for casting and densification
Inventor:
Arnold J. Cook
Patented Case
View Patent ↗
Granted: Apr 12, 1994
Filed: Jun 30, 1992
Inventor
Arnold J. Cook
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.