GPI coverage and content

You can use Global Patent Index (GPI) to carry out detailed searches in the EPO's worldwide bibliographic (DOCDB), legal event (INPADOC) and full-text data sets, and download or visualise the search results for statistical analysis.

Current content: 159 515 718 patent documents

This week's update (01/11/2024 12:00 CET):

154 531 new documents added

1 078 520 documents amended

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EP 2277321 A1 20110126 - Adjustable, dual speaker element in-ear phone

Title (en)

Adjustable, dual speaker element in-ear phone

Title (de)

Einstellbarer Im-Ohr Kopfhörer mit doppeltem Lautsprecherelement

Title (fr)

Écouteur intra-auriculaire à deux éléments haut-parleurs ajustables

Publication

EP 2277321 A1 20110126 (EN)

Application

EP 09751283 A 20090518

Priority

US 2009044340 W 20090518
US 5423808 P 20080519
US 33494209 A 20090406

IPC 8 full level

H04R 1/10 (2006.01); H04R 1/26 (2006.01)

CPC (source: EP KR)

H04R 1/1041 (2013.01 - EP KR); H04R 1/105 (2013.01 - EP KR); H04R 1/1075 (2013.01 - EP KR); H04R 1/26 (2013.01 - EP KR)

Designated contracting state (EPC)

AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO SE SI SK TR

Designated extension state (EPC)

AL BA RS

DOCDB simple family (publication)

DK 2277321 T3 20151026; EP 2277321 A1 20110126; EP 2277321 A4 20130109; EP 2277321 B1 20150826; KR 101521320 B1 20150616; KR 20110021868 A 20110304

DOCDB simple family (application)

DK 09751283 T 20090518; EP 09751283 A 20090518; KR 20107027688 A 20090518