Granted Patent
Utility
US 5,631,984 · App. 08/418,917
Method and apparatus for separating static and dynamic portions of document images
Inventors:
Hans Peter Graf, Daniel J. Mayer
Patented Case
View Patent ↗
Granted: May 20, 1997
Filed: Apr 7, 1995
Inventors
Hans Peter Graf
Daniel J. Mayer
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.