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: 157 484 516 patent documents

This week's update (26/07/2024 12:00 CET):

147 225 new documents added

921 612 documents amended

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EP 3671051 B1 20211006 - METHOD FOR CONTROLLING THE DOMESTIC HOT WATER LOOP RETURN FOR A SYSTEM FOR PRODUCING DOMESTIC HOT WATER

Title (en)

METHOD FOR CONTROLLING THE DOMESTIC HOT WATER LOOP RETURN FOR A SYSTEM FOR PRODUCING DOMESTIC HOT WATER

Title (de)

KONTROLLVERFAHREN DES RÜCKLAUFS DER SANITÄRWASSERZIRKULATION FÜR WARMWASSERERZEUGUNGSSYSTEM

Title (fr)

PROCÉDÉ DE CONTRÔLE DU RETOUR DE BOUCLAGE SANITAIRE POUR UN SYSTÈME DE PRODUCTION D'EAU CHAUDE SANITAIRE

Publication

EP 3671051 B1 20211006 (FR)

Application

EP 19217301 A 20191218

Priority

FR 1873954 A 20181221

IPC 8 full level

F24D 17/00 (2006.01); F24D 19/10 (2006.01)

CPC (source: EP US)

F24D 17/0078 (2013.01 - EP); F24D 19/1051 (2013.01 - EP US); F24D 2200/32 (2013.01 - EP)

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 3671051 A1 20200624; EP 3671051 B1 20211006; FR 3090828 A1 20200626; FR 3090828 B1 20210108

DOCDB simple family (application)

EP 19217301 A 20191218; FR 1873954 A 20181221