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

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 1371903 B1 20120314 - Heater

Title (en)

Heater

Title (de)

Heizgerät

Title (fr)

Appareil de chauffage

Publication

EP 1371903 B1 20120314 (DE)

Application

EP 03012647 A 20030604

Priority

AT 8762002 A 20020610
DE 10255091 A 20021119

Abstract (en)

[origin: EP1371903A2] The fan impeller (4) forces the hot gas coaxially through the cool air intake (5) in which the motor (6) and electronic control unit (14) are positioned and around the gas chamber (11) in which a heat exchanger (2) transfers heat to the water circuit (3).

IPC 8 full level

F23L 17/00 (2006.01); F23L 5/02 (2006.01); F24H 9/20 (2006.01)

CPC (source: EP US)

F23L 5/02 (2013.01 - EP); F23L 17/005 (2013.01 - EP); F24H 9/2035 (2013.01 - EP US)

Designated contracting state (EPC)

AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HU IE IT LI LU MC NL PT RO SE SI SK TR

DOCDB simple family (publication)

EP 1371903 A2 20031217; EP 1371903 A3 20040428; EP 1371903 B1 20120314; AT E549580 T1 20120315; DE 10326349 A1 20031218; DE 10326349 B4 20201210

DOCDB simple family (application)

EP 03012647 A 20030604; AT 03012647 T 20030604; DE 10326349 A 20030605