Granted Patent
Utility
US 6,749,802 · App. 10/061,759
Pressing process for tungsten articles
Inventor:
Darryl D. Amick
Patented Case
View Patent ↗
Granted: Jun 15, 2004
Filed: Jan 30, 2002
Inventor
Darryl D. Amick
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.