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: 155 263 406 patent documents

This week's update (19/04/2024 12:00 CET):

215 613 new documents added

1 342 057 documents amended

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EP 1028794 A1 20000823 - FILTER MATERIAL CONSTRUCTION AND METHOD

Title (en)

FILTER MATERIAL CONSTRUCTION AND METHOD

Title (de)

FILTERMATERIAL UND FILTERKONSTRUKTION SOWIE FILTRATIONSVERFAHREN

Title (fr)

CONSTRUCTION DE MATIERE FILTRANTE ET PROCEDE

Publication

EP 1028794 A1 20000823 (EN)

Application

EP 97945329 A 19970929

Priority

US 9717435 W 19970929

IPC 1-7

B01D 39/14; B01D 46/24; F02M 35/024

IPC 8 full level

B01D 39/14 (2006.01); B01D 46/24 (2006.01); F02M 35/024 (2006.01)

IPC 8 main group level

B01D (2006.01)

CPC (source: KR)

B01D 39/14 (2013.01)

Citation (search report)

See references of WO 9916534A1

Designated contracting state (EPC)

AT BE CH DE DK ES FI FR GB GR IE IT LI LU MC NL PT SE

DOCDB simple family (publication)

AU 4655897 A 19990423; EP 1028794 A1 20000823; IL 135301 A0 20010520; JP 2001518378 A 20011016; KR 20010030811 A 20010416

DOCDB simple family (application)

AU 4655897 A 19970929; EP 97945329 A 19970929; IL 13530197 A 19970929; JP 2000513660 A 19970929; KR 20007003418 A 20000329