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: 159 823 134 patent documents

This week's update (15/11/2024 12:00 CET):

143 307 new documents added

1 003 170 documents amended

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EP 1720854 A1 20061115 - PHTHALZINONE DERIVATIVES AS PDE4 INHIBITORS

Title (en)

PHTHALZINONE DERIVATIVES AS PDE4 INHIBITORS

Title (de)

PHTHALZINONDERIVATE ALS PDE4-INHIBITOREN

Title (fr)

DÉRIVÉS DE PHTHALAZINONE COMME INHIBITEURS DE PDE4

Publication

EP 1720854 A1 20061115 (EN)

Application

EP 05701632 A 20050201

Priority

EP 2005050417 W 20050201
EP 04002423 A 20040204
EP 05701632 A 20050201

Abstract (en)

[origin: WO2005075457A1] The compounds of a certain formula (1), in which R1, R2, R3, R9 and n have the meanings as given in the description, are novel effective PDE4 inhibitors.

IPC 8 full level

C07D 401/04 (2006.01); A61K 31/498 (2006.01); A61P 11/00 (2006.01); C07D 401/14 (2006.01)

CPC (source: EP)

A61P 11/00 (2017.12); C07D 401/04 (2013.01); C07D 401/14 (2013.01)

Citation (search report)

See references of WO 2005075457A1

Designated contracting state (EPC)

AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HU IE IS IT LI LT LU MC NL PL PT RO SE SI SK TR

DOCDB simple family (publication)

WO 2005075457 A1 20050818; WO 2005075457 A8 20060302; EP 1720854 A1 20061115

DOCDB simple family (application)

EP 2005050417 W 20050201; EP 05701632 A 20050201