Patent · US Active

Hermetic electrowetting device

US7576922B2 · kind B2 · utility

6Cited by

1References

22Claims

0Family size

Assignee

VARIOPTIC S.A. · FR

Inventors

Marianne Stempel · Val-de-Reuil, FR
Frederic Laune · Villefontaine, FR
Stéphane Roux · Rosny-sous-Bois, FR

Key dates

Filing date	Dec 12, 2006
Grant date	Aug 18, 2009
Priority date	—
Expiry date	Nov 19, 2027

Classification

Technology area (CPC Y)Emerging Cross-Sectional Technologies
CPC primaryY10S277/946
WIPO fieldOptics
WIPO sectorInstruments

Abstract

The invention concerns an electrowetting device comprising first and second immiscible fluids, the liquids being sealed within a structure comprising a cap portion, a base portion, a gasket formed of a first material positioned between a first contact surface on said cap portion and a second contact surface on said base portion, and a first film formed of a second material between said gasket and one of said first contact surface and said second contact surface.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.