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: 157 337 350 patent documents

This week's update (19/07/2024 12:00 CET):

219 431 new documents added

1 247 852 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 1157213 A1 20011128 - ROTARY VANE COMPRESSOR

Title (en)

ROTARY VANE COMPRESSOR

Title (de)

ROTIERENDER FLÜGELVERDICHTER

Title (fr)

COMPRESSEUR ROTATIF A PALETTES

Publication

EP 1157213 A1 20011128 (EN)

Application

EP 99909433 A 19990217

Priority

SE 9900208 W 19990217

IPC 1-7

F04C 18/344; F04C 29/08

IPC 8 full level

F04C 18/344 (2006.01)

Citation (search report)

See references of WO 0049295A1

Designated contracting state (EPC)

CH DE DK ES FR GB IT LI

DOCDB simple family (publication)

EP 1157213 A1 20011128

DOCDB simple family (application)

EP 99909433 A 19990217