Granted Patent
Utility
US 6,781,069 · App. 09/748,156
Method and apparatus for virtual interaction with physical documents
Inventors:
D. Amnon Silverstein, Keith E. Moore
Patented Case
View Patent ↗
Granted: Aug 24, 2004
Filed: Dec 27, 2000
Inventors
D. Amnon Silverstein
Keith E. Moore
Assignee (at issue)
Hewlett-Packard Development Company, L.P.
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.