Granted Patent
Utility
US 5,626,049 · App. 08/421,777
Draw-process systems for fabricating one-piece can bodies
Inventor:
William T. Saunders
Patented Case
View Patent ↗
Granted: May 6, 1997
Filed: Apr 14, 1995
Inventor
William T. Saunders
Assignee (at issue)
Weirton Steeel 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.