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: 157 117 910 patent documents

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

139 301 new documents added

1 340 825 documents amended

GPI key values

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EP 2791227 A1 20141022 - PURIFICATION OF SEVELAMER AND RELATED POLYALLYLAMINES

Title (en)

PURIFICATION OF SEVELAMER AND RELATED POLYALLYLAMINES

Title (de)

REINIGUNG VON SEVELAMER UND ZUGEHÖRIGEN POLYALLYLAMINEN

Title (fr)

PURIFICATION DE SEVELAMER ET DE POLYALLYLAMINES ASSOCIÉES

Publication

EP 2791227 A1 20141022 (EN)

Application

EP 12753466 A 20120824

Priority

EP 2011072604 W 20111213
EP 2012066472 W 20120824
EP 12753466 A 20120824

IPC 8 full level

C08K 5/17 (2006.01); A61K 31/785 (2006.01); C08F 6/00 (2006.01); C08G 73/02 (2006.01); C08K 3/24 (2006.01); C08K 3/26 (2006.01); C08K 7/14 (2006.01); G01N 1/00 (2006.01)

CPC (source: EP)

C08K 5/17 (2013.01); C08K 7/14 (2013.01)

Citation (search report)

See references of WO 2013087237A1

Designated contracting state (EPC)

AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR

DOCDB simple family (publication)

EP 2791227 A1 20141022

DOCDB simple family (application)

EP 12753466 A 20120824