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: 158 817 061 patent documents

This week's update (27/09/2024 12:00 CET):

138 866 new documents added

722 000 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 0379061 B1 19921223 - EXTERIOR COVER PART FOR A WATCH, AND METHOD FOR MANUFACTURING THE SAME

Title (en)

EXTERIOR COVER PART FOR A WATCH, AND METHOD FOR MANUFACTURING THE SAME

Publication

EP 0379061 B1 19921223 (FR)

Application

EP 90100499 A 19900111

Priority

CH 14789 A 19890118

Abstract (en)

[origin: EP0379061A1] Outer cladding part for a watch made of purely ferritic steel, whose nominal composition satisfies the following requirements: chromium equivalent of between 17.5% and 22%; and nickel equivalent lower than 2%, and chromium concentration lower than or equal to 18.5%.

IPC 1-7

C22C 38/22; G04B 37/22; G04B 43/00

IPC 8 full level

C22C 38/00 (2006.01); C22C 38/22 (2006.01); C22C 38/50 (2006.01); G04B 37/22 (2006.01); G04B 43/00 (2006.01)

CPC (source: EP)

C22C 38/22 (2013.01); G04B 37/22 (2013.01); G04B 43/007 (2013.01)

Designated contracting state (EPC)

CH DE FR GB LI

DOCDB simple family (publication)

EP 0379061 A1 19900725; EP 0379061 B1 19921223; DE 69000614 D1 19930204; DE 69000614 T2 19930708; JP H03111542 A 19910513

DOCDB simple family (application)

EP 90100499 A 19900111; DE 69000614 T 19900111; JP 649690 A 19900117