Global Patent Index - EP 1053034 A1

EP 1053034 A1 2000-11-22 - ULTRASONIC BONDING OF A FELT FILTER TO A FRAME IN A HARDSHELL RESERVOIR

Title (en)

ULTRASONIC BONDING OF A FELT FILTER TO A FRAME IN A HARDSHELL RESERVOIR

Title (de)

ULTRASCHALLVERBINDUNG EINES FILZFILTERS AN EINEM RAHMEN IN EINEM RESERVOIR, DER AUS EINER HARTEN SCHALE BESTEHT

Title (fr)

FIXATION PAR ULTRASONS D'UN FILTRE A FEUTRE A UN CADRE DE SUPPORT DANS UN RESERVOIR VEINEUX A COQUE DURE

Publication

EP 1053034 A1 (EN)

Application

EP 98953600 A

Priority

  • US 9821867 W
  • US 95560597 A

Abstract (en)

[origin: WO9920325A1] A polyester felt depth filter is attached to a rigid thermoplastic support frame in a cardiotomy filter/defoamer without the use of tie straps or bondants by ultrasonically softening the surface of the frame and embedding the fibers of the felt therein under pressure.

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

A61M 1/36; B01D 29/11

IPC 8 full level (invention and additional information)

A61M 1/36 (2006.01)

CPC (invention and additional information)

A61M 1/3627 (2013.01); A61M 1/3632 (2013.01)

Citation (search report)

See references of WO 9920325A1

Designated contracting state (EPC)

DE FR GB IT

EPO simple patent family

WO 9920325 A1 19990429; AU 1093299 A 19990510; EP 1053034 A1 20001122

INPADOC legal status


2004-06-16 [18D] DEEMED TO BE WITHDRAWN

- Ref Legal Event Code: 18D

- Effective date: 20031122

2003-08-27 [17Q] FIRST EXAMINATION REPORT

- Ref Legal Event Code: 17Q

- Effective date: 20030711

2002-11-13 [17P] REQUEST FOR EXAMINATION FILED

- Ref Legal Event Code: 17P

- Effective date: 20000519

2000-11-22 [AK] DESIGNATED CONTRACTING STATES:

- Ref Legal Event Code: AK

- Designated State(s): DE FR GB IT