Global Patent Index - EP 1827694 A1

EP 1827694 A1 20070905 - DROP DISPENSER DEVICE

Title (en)

DROP DISPENSER DEVICE

Title (de)

TROPFENSPENDERVORRICHTUNG

Title (fr)

DISPOSITIF DE DISPENSE DE GOUTTES

Publication

EP 1827694 A1 20070905 (FR)

Application

EP 05848241 A 20051222

Priority

  • FR 2005051131 W 20051222
  • FR 0453211 A 20041223

Abstract (en)

[origin: FR2879946A1] The dispenser consists of first and second substrates (42, 46), the first having an aperture (40) for introducing a fluid, and the second equipped with a series of electrodes: a transfer electrode (44) at least partially facing the aperture; at least two droplet forming electrodes (50, 52); and at least one reservoir electrode (48) that is associated with the transfer and droplet forming electrodes and has a surface at least three times as great as each of the latter. A variant of the design can have at least one additional reservoir electrode with transfer electrodes situated between or associated with them.

IPC 8 full level

B01L 3/02 (2006.01)

CPC (source: EP US)

B01L 3/502792 (2013.01 - EP US); F04B 19/006 (2013.01 - EP US); B01L 3/0241 (2013.01 - EP US); B01L 2200/0605 (2013.01 - EP US); B01L 2300/0816 (2013.01 - EP US); B01L 2300/089 (2013.01 - EP US); B01L 2400/0427 (2013.01 - EP US)

Citation (search report)

See references of WO 2006070162A1

Designated contracting state (EPC)

CH DE GB IT LI

DOCDB simple family (publication)

FR 2879946 A1 20060630; FR 2879946 B1 20070209; EP 1827694 A1 20070905; EP 1827694 B1 20130220; JP 2008525778 A 20080717; JP 4824697 B2 20111130; US 2008142376 A1 20080619; US 7922886 B2 20110412; WO 2006070162 A1 20060706

DOCDB simple family (application)

FR 0453211 A 20041223; EP 05848241 A 20051222; FR 2005051131 W 20051222; JP 2007547602 A 20051222; US 72263705 A 20051222