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

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EP 0813560 A2 19971229 - SOLUBLE FLUORINATED POLY-P-PHENYLENES

Title (en)

SOLUBLE FLUORINATED POLY-P-PHENYLENES

Title (de)

LÖSLICHE FLUORIERTE POLY-P-PHENYLENE

Title (fr)

POLY-P-PHENYLENES FLUORES SOLUBLES

Publication

EP 0813560 A2 19971229 (EN)

Application

EP 96909521 A 19960307

Priority

US 9602550 W 19960307
US 40227895 A 19950310

Abstract (en)

[origin: WO9628491A1] Disclosed are poly-p-phenylenes which have perfluoroalkoxy and perfluoroalkyl substituents, their copolymers and the precursors to these polymers. Polymers produced herein are useful as membranes, coatings, fibers and articles.

IPC 1-7

C08G 61/10; C07C 43/23; C07C 39/24; C07C 43/225

IPC 8 full level

C07C 39/367 (2006.01); C07C 43/23 (2006.01); C07C 309/65 (2006.01); C07C 309/66 (2006.01); C07C 317/22 (2006.01); C08G 61/10 (2006.01)

CPC (source: EP)

C07C 39/367 (2013.01); C07C 43/23 (2013.01); C07C 309/65 (2013.01); C08G 61/10 (2013.01)

Designated contracting state (EPC)

DE FR GB

DOCDB simple family (publication)

WO 9628491 A1 19960919; EP 0813560 A2 19971229; JP H11501968 A 19990216

DOCDB simple family (application)

US 9602550 W 19960307; EP 96909521 A 19960307; JP 52762596 A 19960307