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: 156 978 933 patent documents

This week's update (05/07/2024 12:00 CET):

169 914 new documents added

2 331 667 documents amended

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EP 0400131 A1 19901205 - PROCESS AND DEVICE FOR EXPANDING TOBACCO.

Title (en)

PROCESS AND DEVICE FOR EXPANDING TOBACCO.

Title (de)

VERFAHREN UND VORRICHTUNG ZUM EXPANDIEREN VON TABAK.

Title (fr)

PROCEDE ET DISPOSITIF DE GONFLEMENT DE TABAC.

Publication

EP 0400131 A1 19901205 (DE)

Application

EP 90900170 A 19891213

Priority

CH 316589 A 19890901
DE 3841915 A 19881213

Abstract (en)

[origin: WO9006695A1] Process and device for expanding tobacco by impregnation.

Abstract (fr)

Procédé et dispositif de gonflement de tabac par imprégnation.

IPC 1-7

A24B 3/18

IPC 8 full level

A24B 3/18 (2006.01)

CPC (source: EP)

A24B 3/182 (2013.01)

Citation (search report)

See references of WO 9006695A1

Designated contracting state (EPC)

AT BE CH DE ES FR GB IT LI LU NL SE

DOCDB simple family (publication)

WO 9006695 A1 19900628; AU 4803090 A 19900710; CA 2005332 A1 19900613; EP 0400131 A1 19901205

DOCDB simple family (application)

EP 8901533 W 19891213; AU 4803090 A 19891213; CA 2005332 A 19891213; EP 90900170 A 19891213