Granted Patent
Utility
US 6,525,844 · App. 09/406,003
Scanner device
Inventors:
Helmut Lange, Axel Gebhardt, Axel Heuer
Patented Case
View Patent ↗
Granted: Feb 25, 2003
Filed: Sep 24, 1999
Inventors
Helmut Lange
Axel Gebhardt
Axel Heuer
Assignee (at issue)
Heidelberger Druckmaschinen AG
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.