Granted Patent
Utility
US 6,773,664 · App. 09/816,686
Aluminium die-casting alloy
Inventors:
Martinus Godefridus Johannes Spanjers, Desikan Sampath, Alfred Johann Peter Haszler
Patented Case
View Patent ↗
Granted: Aug 10, 2004
Filed: Mar 26, 2001
Inventors
Martinus Godefridus Johannes Spanjers
Desikan Sampath
Alfred Johann Peter Haszler
Assignees (at issue)
Corus Aluminium Voerde GmbH
Corus Aluminum Walzprodukte GmbH
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.