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: 156 511 693 patent documents

This week's update (14/06/2024 12:00 CET):

200 241 new documents added

1 026 356 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 0110092 B1 19860917 - COOLING CYLINDER

Title (en)

COOLING CYLINDER

Publication

EP 0110092 B1 19860917 (DE)

Application

EP 83110366 A 19831018

Priority

DE 3242066 A 19821113

Abstract (en)

[origin: US4534289A] Printing-press roller traversed by a temperature-regulating medium and having jacket-like partitions in the interior thereof surrounded by an outer circumferential wall, includes at least one heat-insulating element disposed in a middle region of the circumferential roller wall, the element forming an impediment to a transfer of heat on the surface of the circumferential roller wall in longitudinal direction thereof.

IPC 1-7

B41F 31/26

IPC 8 full level

B41F 31/00 (2006.01); B41F 31/26 (2006.01)

CPC (source: EP US)

B41F 31/002 (2013.01 - EP US)

Designated contracting state (EPC)

AT BE CH FR GB IT LI NL SE

DOCDB simple family (publication)

EP 0110092 A1 19840613; EP 0110092 B1 19860917; AT E22254 T1 19861015; DE 3242066 A1 19840517; DE 3242066 C2 19880218; JP S59111854 A 19840628; US 4534289 A 19850813

DOCDB simple family (application)

EP 83110366 A 19831018; AT 83110366 T 19831018; DE 3242066 A 19821113; JP 20292583 A 19831031; US 55109983 A 19831114