Global patent index - EP 1062043 A1

EP 1062043 A1 2000-12-27 - SUCTION DEVICE

Title (en)

SUCTION DEVICE

Title (de)

SAUGGERÄT

Title (fr)

DISPOSITIF D'ASPIRATION

Publication

EP 1062043 A1 (EN)

Application

EP 99906282 A

Priority

  • FI 9900155 W
  • FI 980531 A

Abstract (en)

[origin: WO9946046A1] The object of the invention is a suction device (1) for dispensing a liquid, such as pipette, comprising a body and associated end portion (3), the open end (6) of which being directed away from the body for removably attaching a tip (8) enclosing a sample space (9) for receiving a liquid sample (10) whereby the end portion (3) of the suction device (1) defines an air space (4) containing means (5) for changing the volume of the said air space (4) for drawing and dispensing a sample. It is characterizing for the invention that in the air space (4) within the end portion (3) there is sealingly mounted a barrier means (11, 12), which is permeable to air but impermeable to liquids, such as porous plug-like sieve, which is self-sealing under the influence of liquid, or a porous, hydrophobic membrane.

IPC 1-7 (main, further and additional classification)

B01L 3/02

IPC 8 full level (invention and additional information)

B01L 3/02 (2006.01)

CPC (invention and additional information)

B01L 3/021 (2013.01); B01L 3/0275 (2013.01); B01L 2200/141 (2013.01)

Citation (search report)

See references of WO 9946046A1

Designated contracting state (EPC)

DE FI FR GB IT SE

EPO simple patent family

WO 9946046 A1 19990916; AU 2626999 A 19990927; CN 1125684 C 20031029; CN 1292729 A 20010425; EP 1062043 A1 20001227; FI 104885 B 20000428; FI 980531 A0 19980309; FI 980531 A 19990910; JP 2002505947 A 20020226

INPADOC legal status

2005-05-11 [18D] DEEMED TO BE WITHDRAWN

- Ref Legal Event Code: 18D

- Effective date: 20041001

2005-04-13 [17Q] FIRST EXAMINATION REPORT

- Ref Legal Event Code: 17Q

- Effective date: 20031117

2000-12-27 [17P] REQUEST FOR EXAMINATION FILED

- Ref Legal Event Code: 17P

- Effective date: 20000822

2000-12-27 [AK] DESIGNATED CONTRACTING STATES:

- Ref Legal Event Code: AK

- Designated State(s): DE FI FR GB IT SE