Electrophoretic caps prepared from encapsulated electrophoretic particles
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United States of America Patent
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Apr 1, 2008
Grant Date -
Oct 5, 2006
app pub date -
Mar 31, 2005
filing date -
Mar 31, 2005
priority date (Note) -
Expired
status (Latency Note)
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Abstract
Articles and methods for making capsules that include a cap of electrophoretic material suspended in a dielectric fluid are disclosed. The cap of electrophoretic material and dielectric fluid are encapsulated in a shell that forms the capsule. The cap may be moved to a viewable portion of an inner surface of the capsule shell, the cap proximate to the inner surface, when an electric field from of a pair of separated electrodes translates the cap of electrophoretic material in the capsule.
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