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 3176517 B1 20210707 - METHOD AND DEVICE FOR PRODUCING HEAT

Title (en)

METHOD AND DEVICE FOR PRODUCING HEAT

Title (de)

VERFAHREN UND VORRICHTUNG ZUR ERZEUGUNG VON WÄRME

Title (fr)

PROCÉDÉ ET DISPOSITIF DESTINÉS À LA PRODUCTION DE CHALEUR

Publication

EP 3176517 B1 20210707 (DE)

Application

EP 16020471 A 20161128

Priority

DE 102015015557 A 20151201

IPC 8 full level

F24H 1/00 (2006.01); F23B 30/00 (2006.01); F23C 1/00 (2006.01); F23C 1/02 (2006.01); F23C 1/04 (2006.01); F24H 1/22 (2006.01)

CPC (source: EP)

F23C 1/00 (2013.01); F24H 1/0027 (2013.01); F24H 1/0063 (2013.01); F24H 1/22 (2013.01); F24D 2200/32 (2013.01); F24H 2230/02 (2013.01)

Citation (examination)

GB 1137985 A 19681227 - BABCOCK & WILCOX CO
US 3067808 A 19621211 - POOLE ARTHUR J

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 3176517 A1 20170607; EP 3176517 B1 20210707; DE 102015015557 A1 20170601

DOCDB simple family (application)

EP 16020471 A 20161128; DE 102015015557 A 20151201