Granted Patent
Utility
US 6,360,576 · App. 09/297,618
Process for extruding a metal section
Inventors:
Miroslaw Plata, Martin Bolliger, Gregoire Arnold, Pius Schwellinger
Patented Case
View Patent ↗
Granted: Mar 26, 2002
Filed: May 4, 1999
Inventors
Miroslaw Plata
Martin Bolliger
Gregoire Arnold
Pius Schwellinger
Assignee (at issue)
Alusuisse Technology & Management Ltd.
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.