DIGITAL PEN
Number of patents in Portfolio can not be more than 2000
United States of America Patent
Stats
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N/A
Issued Date -
Dec 22, 2011
app pub date -
Mar 2, 2010
filing date -
Mar 2, 2009
priority date (Note) -
Abandoned
status (Latency Note)
Importance
Abstract
A digital pen, which comprises an ink cartridge with a writing tip for marking a surface; a camera system for capturing images of the surface in order to digitally record pen strokes formed on the surface, and a detachable cap to be placed at a writing end of the digital pen, is selectively operable as a non-marking pen with the cap placed at the writing end or as a marking pen without the cap placed at the writing end and configured to digitally record pen strokes both when operated as a non-marking pen and as a marking pen.
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