Granted Patent
Utility
US 6,419,618 · App. 09/699,426
Tamper-evident electric paper
Inventors:
Jock Douglas Mackinlay, Daniel G. Bobrow, Daniel H. Greene, L. Charles Hebel, Nicholas K. Sheridon, Craig A. Smith, William C. Emerson
Patented Case
View Patent ↗
Granted: Jul 16, 2002
Filed: Oct 31, 2000
Inventors
Jock Douglas Mackinlay
Daniel G. Bobrow
Daniel H. Greene
L. Charles Hebel
Nicholas K. Sheridon
Craig A. Smith
William C. Emerson
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.