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: 159 515 718 patent documents

This week's update (01/11/2024 12:00 CET):

154 531 new documents added

1 078 520 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 0290743 B1 19910529 - DEVICE FOR GUIDING A SLIVER

Title (en)

DEVICE FOR GUIDING A SLIVER

Publication

EP 0290743 B1 19910529 (DE)

Application

EP 88103962 A 19880312

Priority

DE 3715811 A 19870512
DE 3801687 A 19880121

Abstract (en)

[origin: US4870720A] Apparatus for guiding the travel of roving between succeeding roller pairs at a spinning machine drafting station having telescoping tube members defining a roving guide channel therethrough and displaceable apart from one another to be variable in length for adjustable disposition between the nip areas of the successive roller pairs throughout a full range of different spacings therebetween.

IPC 1-7

D01H 5/72

IPC 8 full level

D01H 5/72 (2006.01); D01H 13/04 (2006.01)

CPC (source: EP US)

D01H 5/72 (2013.01 - EP US)

Designated contracting state (EPC)

CH DE FR IT LI

DOCDB simple family (publication)

EP 0290743 A1 19881117; EP 0290743 B1 19910529; DE 3862998 D1 19910704; JP 2685492 B2 19971203; JP S63288225 A 19881125; US 4870720 A 19891003

DOCDB simple family (application)

EP 88103962 A 19880312; DE 3862998 T 19880312; JP 11172688 A 19880510; US 19333988 A 19880512