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: 159 679 824 patent documents

This week's update (08/11/2024 12:00 CET):

164 112 new documents added

576 445 documents amended

GPI key values

Run regular monitoring (e.g. monthly or quarterly) of technical areas or companies

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EP 2817762 A1 20141231 - FEATURE DETECTION FILTER USING ORIENTATION FIELDS

Title (en)

FEATURE DETECTION FILTER USING ORIENTATION FIELDS

Title (de)

MERKMALSERKENNUNGSFILTER MIT ORIENTIERUNGSFELDERN

Title (fr)

FILTRE DE DÉTECTION DES TRAITS AU MOYEN DE CHAMPS D'ORIENTATION

Publication

EP 2817762 A1 20141231 (EN)

Application

EP 13751817 A 20130225

Priority

US 201261603087 P 20120224
US 2013027696 W 20130225

IPC 8 full level

G06V 10/44 (2022.01)

CPC (source: EP US)

G06V 10/44 (2022.01 - EP US)

Citation (search report)

See references of WO 2013126914A1

Designated contracting state (EPC)

AL 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 RS SE SI SK SM TR

Designated extension state (EPC)

BA ME

DOCDB simple family (publication)

EP 2817762 A1 20141231

DOCDB simple family (application)

EP 13751817 A 20130225