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

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EP 0402323 A1 19901212 - Envelope for correspondence to tear open.

Title (en)

Envelope for correspondence to tear open.

Title (de)

Aufreissbarer Briefumschlag.

Title (fr)

Enveloppe à ouverture déchirable.

Publication

EP 0402323 A1 19901212 (EN)

Application

EP 90830231 A 19900524

Priority

IT 701889 U 19890608

Abstract (en)

An envelope (1) for correspondence to tear open by the means of a rib (4) reinforcing the paper applied along the folding line of its flap (2).

IPC 1-7

B65D 27/38

IPC 8 full level

B65D 27/38 (2006.01)

CPC (source: EP)

B65D 27/38 (2013.01)

Citation (search report)

[X] US 2162958 A 19390620 - KENNETH MACDONALD
[X] US 2298616 A 19421013 - CHANDLER AUSTIN S
[A] FR 1354363 A 19640306

Designated contracting state (EPC)

AT BE CH DE DK ES FR GB GR IT LI LU NL SE

DOCDB simple family (publication)

EP 0402323 A1 19901212; IT 217602 Z2 19920107; IT 8907018 V0 19890608

DOCDB simple family (application)

EP 90830231 A 19900524; IT 701889 U 19890608