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: 159 679 824 patent documents

This week's update (08/11/2024 12:00 CET):

164 112 new documents added

576 445 documents amended

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EP 0053264 A3 19830316 - KEY ARRANGEMENT

Title (en)

KEY ARRANGEMENT

Publication

EP 0053264 A3 19830316 (DE)

Application

EP 81108523 A 19811020

Priority

US 21257480 A 19801203

Abstract (en)

[origin: ES8302927A1] A

IPC 1-7

H01H 13/14; H01H 21/24; B41J 5/16

IPC 8 full level

H01H 21/22 (2006.01); H01H 21/24 (2006.01)

CPC (source: EP US)

H01H 21/22 (2013.01 - EP US); H01H 21/24 (2013.01 - EP US); H01H 2221/044 (2013.01 - EP US); Y10S 84/07 (2013.01 - EP US)

Citation (search report)

[X] DE 1934240 A1 19710121 - AUPUNKT WERKE GMBH B
[X] CH 603003 A5 19780815 - SIEMENS AG ALBIS
[A] US 3694607 A 19720926 - FONTANA ANTHONY J
[A] FR 2280963 A1 19760227 - OCEANIC [FR]

Designated contracting state (EPC)

AT BE CH DE FR GB IT LI NL SE

DOCDB simple family (publication)

EP 0053264 A2 19820609; EP 0053264 A3 19830316; ES 507061 A0 19821201; ES 8302927 A1 19821201; US 4368364 A 19830111

DOCDB simple family (application)

EP 81108523 A 19811020; ES 507061 A 19811112; US 21257480 A 19801203