Granted Patent
Utility
US 6,651,563 · App. 10/150,059
Ignition elements and finely graduatable ignition components
Inventors:
Gunther Faber, Helmut Zollner
Patented Case
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Granted: Nov 25, 2003
Filed: May 20, 2002
Inventors
Gunther Faber
Helmut Zollner
Assignee (at issue)
Dynamit Nobel 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.