Granted Patent
Utility
US 6,674,899 · App. 09/739,405
Automatic background detection of scanned documents
Inventors:
Ramesh Nagarajan, Xing Li, Francis K. Tse
Patented Case
View Patent ↗
Granted: Jan 6, 2004
Filed: Dec 18, 2000
Inventors
Ramesh Nagarajan
Xing Li
Francis K. Tse
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.