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: 157 337 350 patent documents

This week's update (19/07/2024 12:00 CET):

219 431 new documents added

1 247 852 documents amended

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EP 1988597 A2 20081105 - MICROWAVE AND MILLIMETER WAVE FILTER

Title (en)

MICROWAVE AND MILLIMETER WAVE FILTER

Title (de)

MIKROWELLEN- UND MILLIMETERWELLENFILTER

Title (fr)

FILTRE DE MICRO-ONDES ET D'ONDES MILLIMÉTRIQUES

Publication

EP 1988597 A2 20081105 (EN)

Application

EP 07712549 A 20070201

Priority

ES 2007000055 W 20070201
ES 200600214 U 20060201

Abstract (en)

The invention relates to a microwave and millimeter wave filter formed by a strip conductor (1) defining steps (3) of coupled lines and a segment (4) including at least one resonator (5) comprising complementary open rings with a capacitive gap therein.

IPC 8 full level

H01P 1/203 (2006.01); H01P 7/08 (2006.01)

CPC (source: EP)

H01P 1/20363 (2013.01); H01P 1/20381 (2013.01); H01P 7/082 (2013.01)

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 NL PL PT RO SE SI SK TR

DOCDB simple family (publication)

EP 1988597 A2 20081105; EP 1988597 A4 20111012; ES 1061992 U 20060501; ES 1061992 Y 20060801

DOCDB simple family (application)

EP 07712549 A 20070201; ES 200600214 U 20060201