Granted Patent
Utility
US 6,802,000 · App. 09/429,539
System for authenticating access to online content referenced in hardcopy documents
Inventors:
Daniel H. Greene, R. Drews Dean, Thomas A. Berson
Patented Case
View Patent ↗
Granted: Oct 5, 2004
Filed: Oct 28, 1999
Inventors
Daniel H. Greene
R. Drews Dean
Thomas A. Berson
Assignee (at issue)
Xerox Corporation
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.