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Current content: 158 081 232 patent documents

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1 259 676 documents amended

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EP 0032115 A3 19810819 - IMPROVED PRESSURE RELEASE CLOSURE

Title (en)

IMPROVED PRESSURE RELEASE CLOSURE

Publication

EP 0032115 A3 19810819 (EN)

Application

EP 81100016 A 19780602

Priority

AU PD041677 A 19770610
EP 78300012 A 19780602

Abstract (en)

[origin: EP0032115A2] An improved pressure release for use in containers for pressurised liquid in which the closure is formed partly within a pouring closure and partly outside the pouring closure whereby the pressure releasing closure is permanently opened by the opening of said pouring closure to create an air vent or liquid draining opening outside the pouring closure.

IPC 1-7

B65D 17/32

IPC 8 full level

B21D 51/38 (2006.01); B65D 17/32 (2006.01)

CPC (source: EP)

B21D 51/383 (2013.01); B65D 17/401 (2017.12); B65D 2205/00 (2013.01)

Citation (search report)

DE 2421314 A1 19741114 - BROKEN HILL PTY CO LTD
[XE] GB 2008061 A 19790531 - COMALCO PROD

Designated contracting state (EPC)

BE CH DE FR GB LU NL SE

DOCDB simple family (publication)

EP 0032115 A2 19810715; EP 0032115 A3 19810819; EP 0032115 B1 19840208; DE 2862374 D1 19840315

DOCDB simple family (application)

EP 81100016 A 19780602; DE 2862374 T 19780602