Granted Patent
Utility
US 6,692,836 · App. 10/029,463
Composite material
Inventors:
Werner Reichert, Klaus Ganz
Patented Case
View Patent ↗
Granted: Feb 17, 2004
Filed: Dec 20, 2001
Inventors
Werner Reichert
Klaus Ganz
Assignee (at issue)
Alanod Aluminium-Veredlung GmbH & Co. KG
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.