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

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 0011814 B1 19830216 - PROCESS FOR DYEING MIXTURES OF POLYESTER AND WOOL

Title (en)

PROCESS FOR DYEING MIXTURES OF POLYESTER AND WOOL

Publication

EP 0011814 B1 19830216 (DE)

Application

EP 79104617 A 19791121

Priority

DE 2852027 A 19781201

Abstract (en)

[origin: US4279614A] Dyeing of structures made of polyesters or cellulose esters with disperse dyestuffs is carried out in the presence of chlorinated alkylbenzenes of the general formula <IMAGE> in which n=1-3 and R=H or alkyl with 1-4 carbon atoms.

IPC 1-7

D06P 1/651; D06P 3/36; D06P 3/54

IPC 8 full level

D06P 3/54 (2006.01); D06P 1/651 (2006.01); D06P 3/36 (2006.01)

CPC (source: EP US)

D06P 1/65156 (2013.01 - EP US)

Designated contracting state (EPC)

BE CH DE FR GB IT NL

DOCDB simple family (publication)

EP 0011814 A1 19800611; EP 0011814 B1 19830216; BR 7907800 A 19800624; DE 2852027 A1 19800612; DE 2964858 D1 19830324; JP S5580585 A 19800617; US 4279614 A 19810721

DOCDB simple family (application)

EP 79104617 A 19791121; BR 7907800 A 19791130; DE 2852027 A 19781201; DE 2964858 T 19791121; JP 15495479 A 19791129; US 9395179 A 19791114