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: 157 117 910 patent documents

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

139 301 new documents added

1 340 825 documents amended

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EP 3875855 B1 20231115 - METHOD FOR MONITORING AND CONTROLLING A PROCESS OF A GAS BOILER

Title (en)

METHOD FOR MONITORING AND CONTROLLING A PROCESS OF A GAS BOILER

Title (de)

VERFAHREN ZUR ÜBERWACHUNG UND REGELUNG EINES PROZESSES EINER GASTHERME

Title (fr)

PROCÉDÉ DE SURVEILLANCE ET DE RÉGULATION D'UN PROCESSUS DANS UNE CHAUDIÈRE À GAZ

Publication

EP 3875855 B1 20231115 (DE)

Application

EP 21156348 A 20210210

Priority

DE 102020106040 A 20200305

IPC 8 full level

F23N 5/02 (2006.01); F23N 5/00 (2006.01)

CPC (source: EP)

F23N 5/003 (2013.01); F23N 5/022 (2013.01); F23N 2241/02 (2020.01)

Citation (examination)

DE 69014308 T2 19950413 - HONEYWELL INC [US]
US 3606790 A 19710921 - MATSUMOTO HIROSHI, et al

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 3875855 A1 20210908; EP 3875855 B1 20231115; DE 102020106040 A1 20210909

DOCDB simple family (application)

EP 21156348 A 20210210; DE 102020106040 A 20200305