Global Patent Index - EP 2026600 A1

EP 2026600 A1 2009-02-18 - Loudspeaker

Title (en)

Loudspeaker

Title (de)

Lautsprecher

Title (fr)

Haut-parleur

Publication

EP 2026600 A1 (EN)

Application

EP 07113924 A

Priority

EP 07113924 A

Abstract (en)

A loudspeaker containing an improved voice drive structure including a convex diaphragm adhered with a voice coil before being mounted to a modified damper integrated with a surround to increase directivity of output of sound effects and effective expand sound field of the loudspeaker.

IPC 8 full level (invention and additional information)

H04R 7/12 (2006.01); H04R 7/16 (2006.01); H04R 9/06 (2006.01)

CPC (invention and additional information)

H04R 7/127 (2013.01); H04R 7/16 (2013.01); H04R 9/06 (2013.01)

Citation (search report)

Designated contracting state (EPC)

AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HU IE IS IT LI LT LU LV MC MT NL PL PT RO SE SI SK TR

Designated extension state (EPC)

AL BA HR MK RS

EPO simple patent family

EP 2026600 A1 20090218

INPADOC legal status


2010-09-15 [18D] DEEMED TO BE WITHDRAWN

- Effective date: 20100330

2009-10-21 [AKX] PAYMENT OF DESIGNATION FEES

- Designated State(s): AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HU IE IS IT LI LT LU LV MC MT NL PL PT RO SE SI SK TR

2009-10-14 [17Q] FIRST EXAMINATION REPORT

- Effective date: 20090917

2009-02-18 [AK] DESIGNATED CONTRACTING STATES:

- Kind Code of Ref Document: A1

- Designated State(s): AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HU IE IS IT LI LT LU LV MC MT NL PL PT RO SE SI SK TR

2009-02-18 [AX] REQUEST FOR EXTENSION OF THE EUROPEAN PATENT TO

- Countries: AL BA HR MK RS