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: 157 484 516 patent documents

This week's update (26/07/2024 12:00 CET):

147 225 new documents added

921 612 documents amended

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EP 0215486 B1 19890830 - COLOUR DISPLAY TUBE

Title (en)

COLOUR DISPLAY TUBE

Publication

EP 0215486 B1 19890830 (DE)

Application

EP 86112910 A 19860918

Priority

DE 3533564 A 19850920

Abstract (en)

[origin: US4730142A] The shadow mask of a color picture tube is connected to studs in the faceplate via hold members. To secure the hold members in position, screw or pressfit fasteners are inserted into the free ends of the studs. The heads of the fasteners force the hold members against the studs.

IPC 1-7

H01J 29/07

IPC 8 full level

H01J 29/02 (2006.01); H01J 29/07 (2006.01)

CPC (source: EP US)

H01J 29/073 (2013.01 - EP US)

Designated contracting state (EPC)

DE FR GB IT NL

DOCDB simple family (publication)

EP 0215486 A2 19870325; EP 0215486 A3 19871223; EP 0215486 B1 19890830; CA 1262472 A 19891024; DE 3533564 A1 19870326; DE 3665376 D1 19891005; JP H0361978 B2 19910924; JP S6276138 A 19870408; US 4730142 A 19880308

DOCDB simple family (application)

EP 86112910 A 19860918; CA 518054 A 19860912; DE 3533564 A 19850920; DE 3665376 T 19860918; JP 22174486 A 19860919; US 90831586 A 19860917