Global patent index - EP 1011750 A1

EP 1011750 A1 2000-06-28 - ULTRASONIC WELDING OF FELT FILTER IN HARDSHELL RESERVOIR

Title (en)

ULTRASONIC WELDING OF FELT FILTER IN HARDSHELL RESERVOIR

Title (de)

ULTRASCHALL SCHWEISSEN VON EINEM FILZFILTER IN EINEM HARTSCHALIGEN BEHÄLTER

Title (fr)

SOUDAGE PAR ULTRASONS D'UN FILTRE DE FEUTRE DANS UN RESERVOIR A ENVELOPPE RIGIDE

Publication

EP 1011750 A1 (EN)

Application

EP 97945473 A

Priority

  • US 9717865 W
  • US 72887596 A

Abstract (en)

[origin: WO9815303A1] 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 welding the felt to the frame.

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

A61M 1/36; B29C 65/00; B29C 65/08; B01D 29/11

IPC 8 full level (invention and additional information)

A61M 1/36 (2006.01); B01D 29/11 (2006.01); B01J 19/10 (2006.01); B29C 65/00 (2006.01); B29C 65/08 (2006.01)

CPC (invention and additional information)

B29C 65/08 (2013.01); A61M 1/3627 (2013.01); A61M 1/3632 (2013.01); B01D 29/111 (2013.01); B29C 66/1122 (2013.01); B29C 66/3452 (2013.01); B29C 66/545 (2013.01); B29C 66/727 (2013.01); B29C 66/73921 (2013.01); B29C 66/80 (2013.01); B29C 66/81423 (2013.01); B29C 66/81427 (2013.01); B29C 66/8322 (2013.01); B29C 66/232 (2013.01); B29C 66/71 (2013.01); B29C 66/712 (2013.01); B29C 66/81417 (2013.01); B29C 66/81435 (2013.01); B29K 2067/00 (2013.01); B29K 2313/00 (2013.01); B29L 2031/14 (2013.01)

Combination set (CPC)

  1. B01D 29/111 + B01D 29/23
  2. B29C 66/232 + B29C 65/00
  3. B29C 66/71 + B29K 2075/00
  4. B29C 66/71 + B29K 2067/00
  5. B29C 66/71 + B29K 2025/06

Designated contracting state (EPC)

DE IT

EPO simple patent family

WO 9815303 A1 19980416; AU 4667197 A 19980505; EP 1011750 A1 20000628; JP 2001501849 A 20010213

INPADOC legal status

2003-06-25 [18D] DEEMED TO BE WITHDRAWN

- Ref Legal Event Code: 18D

- Effective date: 20021126

2002-07-03 [17Q] FIRST EXAMINATION REPORT

- Ref Legal Event Code: 17Q

- Effective date: 20020515

2000-06-28 [17P] REQUEST FOR EXAMINATION FILED

- Ref Legal Event Code: 17P

- Effective date: 19990413

2000-06-28 [AK] DESIGNATED CONTRACTING STATES:

- Ref Legal Event Code: AK

- Designated State(s): DE IT