Granted Patent
Utility
US 6,256,109 · App. 08/862,479
Image enlargement system
Inventors:
Richard W. Rosenbaum, Stephen Aulie
Patented Case
View Patent ↗
Granted: Jul 3, 2001
Filed: May 23, 1997
Inventors
Richard W. Rosenbaum
Stephen Aulie
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.