Computer system for collaborative document markup
Number of patents in Portfolio can not be more than 2000
United States of America Patent
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May 10, 2005
Grant Date -
Nov 4, 2004
app pub date -
May 26, 2004
filing date -
Jun 30, 1999
priority date (Note) -
Expired
status (Latency Note)
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Abstract
The invention concerns a computer system enabling collaborative document markup. Employing the invention involves the use of one or more forms which support interaction with a computer system or network. Each form is printed on sheet material such as paper and includes printed data readable by the user and coded data which allows interaction with the computer system via a sensing device operated by a user.
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