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: 157 636 699 patent documents

This week's update (09/08/2024 12:00 CET):

43 606 new documents added

1 129 815 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 0278561 B1 19910508 - IMPROVED SPINDLE FOR AUTOMATIC SPINNING FRAMES OR TWISTING FRAMES

Title (en)

IMPROVED SPINDLE FOR AUTOMATIC SPINNING FRAMES OR TWISTING FRAMES

Publication

EP 0278561 B1 19910508 (EN)

Application

EP 88200177 A 19880203

Priority

IT 1936587 A 19870213

Abstract (en)

[origin: EP0278561A1] Improved spindle for spinning frames or twisting frames comprising a tube-holder ring nut, provided at its top with one or more rims (8, 9) with notches (10,11), inside which a vertical sharp blade (12) is positioned, which cuts the thread (13) when the bobbin (2) undergoes the doffing.

IPC 1-7

D01H 1/38

IPC 8 full level

D01H 1/38 (2006.01)

CPC (source: EP)

D01H 1/38 (2013.01)

Designated contracting state (EPC)

BE CH DE ES FR GB GR LI

DOCDB simple family (publication)

EP 0278561 A1 19880817; EP 0278561 B1 19910508; DE 3862648 D1 19910613; ES 2023247 B3 19920101; GR 3002002 T3 19921230; IT 1208008 B 19890601; IT 8719365 A0 19870213

DOCDB simple family (application)

EP 88200177 A 19880203; DE 3862648 T 19880203; ES 88200177 T 19880203; GR 910400675 T 19910524; IT 1936587 A 19870213