Electrical computers and digital processing systems: support – Multiple computer communication using cryptography – Protection at a particular protocol layer
Reexamination Certificate
2006-06-27
2006-06-27
Jung, David (Department: 2134)
Electrical computers and digital processing systems: support
Multiple computer communication using cryptography
Protection at a particular protocol layer
C382S181000, C382S173000
Reexamination Certificate
active
07069453
ABSTRACT:
A paper document satchel is an ordinary piece of paper that functions as a fully functional document token repository by virtue of the data encoded in printed marks on the page. The paper document satchel provides a portable and functional way to transfer document, reference, owner, etc., information between computer systems.
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LaMarca Anthony G.
Thornton James D.
Oliff & Berridg,e PLC
Xerox Corporation
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