Granted Patent
Utility
US 6,236,745 · App. 08/919,650
Method and apparatus for screening documents
Inventors:
Haibo Chen, James Hewit
Patented Case
View Patent ↗
Granted: May 22, 2001
Filed: Aug 28, 1997
Inventors
Haibo Chen
James Hewit
Assignee (at issue)
NCR 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.