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: 158 251 954 patent documents

This week's update (30/08/2024 12:00 CET):

170 720 new documents added

1 828 765 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 1186710 B1 20040506 - Rail web sound proofing

Title (en)

Rail web sound proofing

Title (de)

Schienenstegbedämpfung

Title (fr)

Amortissement acoustique d'âme de rail

Publication

EP 1186710 B1 20040506 (DE)

Application

EP 01121867 A 20010911

Priority

DE 10045001 A 20000911

Abstract (en)

[origin: EP1186710A2] The damped rail (1) comprises elongate damping elements (5) which at least along the edges and on the sides facing away from the rail are covered with and joined to an elastomer layer forming at least 90 % of the respective surface areas. An Independent claim is also included for a method for producing such a rail.

IPC 1-7

E01B 19/00

IPC 8 full level

E01B 19/00 (2006.01)

CPC (source: EP)

E01B 19/003 (2013.01)

Designated contracting state (EPC)

AT BE CH CY DE DK ES FI FR GB GR IE IT LI LU MC NL PT SE TR

DOCDB simple family (publication)

EP 1186710 A2 20020313; EP 1186710 A3 20020710; EP 1186710 B1 20040506; AT E266125 T1 20040515; DE 10045001 A1 20020404; DE 50102187 D1 20040609; ES 2223695 T3 20050301

DOCDB simple family (application)

EP 01121867 A 20010911; AT 01121867 T 20010911; DE 10045001 A 20000911; DE 50102187 T 20010911; ES 01121867 T 20010911