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

Use built-in charts to visualise technical trends and patenting activity of companies

Choose the data you want to see and download to focus on what you are interested in

Run data quality assessments to measure the risk of incomplete search results

EP 3002638 B1 20210818 - METHOD FOR MANUFACTURING A THERMOCOMPENSATED HAIRSPRING

Title (en)

METHOD FOR MANUFACTURING A THERMOCOMPENSATED HAIRSPRING

Title (de)

HERSTELLUNGSVERFAHREN EINER THERMOKOMPENSIERTEN SPIRALFEDER

Title (fr)

PROCÉDÉ DE FABRICATION D'UN RESSORT SPIRAL THERMOCOMPENSÉ

Publication

EP 3002638 B1 20210818 (FR)

Application

EP 15183042 A 20150828

Priority

CH 13492014 A 20140908

IPC 8 full level

G04B 17/06 (2006.01)

CPC (source: EP)

G04B 17/066 (2013.01)

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

DOCDB simple family (publication)

EP 3002638 A2 20160406; EP 3002638 A3 20160713; EP 3002638 B1 20210818

DOCDB simple family (application)

EP 15183042 A 20150828