Granted Patent
Utility
US 5,222,385 · App. 07/735,994
Method and apparatus for reforming can bottom to provide improved strength
Inventors:
Andrew Halasz, Sylvan Mario Praturlon, Paul Azzaline, Christopher Caliendo
Patented Case
View Patent ↗
Granted: Jun 29, 1993
Filed: Jul 25, 1991
Inventors
Andrew Halasz
Sylvan Mario Praturlon
Paul Azzaline
Christopher Caliendo
Assignee (at issue)
American National Can Company
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.