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: 156 632 791 patent documents

This week's update (21/06/2024 12:00 CET):

121 162 new documents added

981 197 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 0929456 A1 19990721 - EASY-OPENING REUSABLE ENVELOPES

Title (en)

EASY-OPENING REUSABLE ENVELOPES

Title (de)

LEICHT ZU ÖFFNENDE, WIEDERVERWENDBARE UMSCHLÄGE

Title (fr)

ENVELOPPES REUTILISABLES FACILES A OUVRIR

Publication

EP 0929456 A1 19990721 (EN)

Application

EP 97936525 A 19970829

Priority

AU 9700561 W 19970829
AU PO200497 A 19970829
AU PO235496 A 19960916

IPC 1-7

B65D 27/06

IPC 8 full level

B65D 27/06 (2006.01)

CPC (source: EP)

Y02W 30/80 (2015.05)

Designated contracting state (EPC)

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

DOCDB simple family (publication)

EP 0929456 A1 19990721; EP 0929456 A4 20040331

DOCDB simple family (application)

EP 97936525 A 19970829