US 2,015,005,720 · Filed 2014-08-01
Electrophoretic display
The present invention is directed to a transdermal delivery system for delivering a medicinal or cosmetic agent through the skin of a subject, which delivery system comprises (a) one or more display cells comprising partition walls and top-openings; (b) a liquid composition filled in the display cells wherein said liquid composition comprises the medicinal or cosmetic agent; and (c) a sealing layer to enclose the liquid composition within the microcups wherein said sealing layer is hardened in situ.
Patent details
- Publication number
- US 2,015,005,720
- Filing date
- 2014-08-01
- Grant date
- Application — not yet granted
- Assignee
- E Ink California, Llc
- Inventor(s)
- ZANG HONGMEI
- CPC class
- A61M35/00
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