Global Patent Index - EP 1243291 A1

EP 1243291 A1 2002-09-25 - A filter and a disposable dustproof mask with use of said filter

Title (en)

A filter and a disposable dustproof mask with use of said filter

Title (de)

Filter und und eine mit solchem Filter ausgerüstete staubdichte Wegwerfschutzmaske

Title (fr)

Filtre et masque respiratoire jetable, étanche à la poussière équipée d'un tel filtre

Publication

EP 1243291 A1 (EN)

Application

EP 02006551 A

Priority

JP 2001085097 A

Abstract (en)

A filter characterizing to be folded to have bellows shape, wherein said filter is peaked at the center position which covers the nose part and gradually becomes lower with steps toward the peripheral brim, and a disposable dustproof mask using said filter. <IMAGE>

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

A62B 23/02

IPC 8 full level (invention and additional information)

A62B 18/02 (2006.01); A61M 16/06 (2006.01); A62B 23/02 (2006.01); B01D 39/14 (2006.01)

CPC (invention and additional information)

A62B 23/025 (2013.01)

Citation (search report)

Designated contracting state (EPC)

DE FR GB

EPO simple patent family

EP 1243291 A1 20020925; EP 1243291 B1 20070221; DE 60218238 D1 20070405; DE 60218238 T2 20080103; JP 2002282373 A 20021002; JP 4927262 B2 20120509

INPADOC legal status


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2008-01-30 [26N] NO OPPOSITION FILED

- Effective date: 20071122

2007-08-31 [ET] FR: TRANSLATION FILED

2007-04-05 [REF] CORRESPONDS TO:

- Document: DE 60218238 P 20070405

2007-02-21 [AK] DESIGNATED CONTRACTING STATES:

- Kind Code of Ref Document: B1

- Designated State(s): DE FR GB

2007-02-21 [REG GB FG4D] EUROPEAN PATENT GRANTED

2005-06-01 [17Q] FIRST EXAMINATION REPORT

- Effective date: 20050413

2003-06-11 [AKX] PAYMENT OF DESIGNATION FEES

- Designated State(s): DE FR GB

2003-05-02 [17P] REQUEST FOR EXAMINATION FILED

- Effective date: 20030226

2002-09-25 [AK] DESIGNATED CONTRACTING STATES:

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- Designated State(s): AT BE CH CY DE DK ES FI FR GB GR IE IT LI LU MC NL PT SE TR

2002-09-25 [AX] REQUEST FOR EXTENSION OF THE EUROPEAN PATENT TO:

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