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: 155 519 367 patent documents

This week's update (03/05/2024 12:00 CET):

123 361 new documents added

1 354 331 documents amended

GPI key values

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

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EP 1027565 A1 20000816 - ELECTRIC HOT WATER TANK WITH LAYERED STORAGE

Title (en)

ELECTRIC HOT WATER TANK WITH LAYERED STORAGE

Title (de)

ELEKTRISCHER SCHICHTENSPEICHER

Title (fr)

CHAUFFE-EAU ELECTRIQUE A ACCUMULATION AVEC STOCKAGE D'EAU EN PLUSIEURS SECTEURS

Publication

EP 1027565 A1 20000816 (EN)

Application

EP 97941407 A 19970904

Priority

US 9715496 W 19970904

IPC 1-7

F24H 1/10

IPC 8 full level

F24H 1/10 (2006.01); F24H 1/20 (2006.01)

Designated contracting state (EPC)

DE FR GB IE IT

DOCDB simple family (publication)

EP 1027565 A1 20000816; EP 1027565 A4 20021002

DOCDB simple family (application)

EP 97941407 A 19970904