Official data from INPI

COMPOSTO DE RESINAS TERMOPLÁSTICAS, PROCESSO PARA PREPARAÇÃO DE AGLOMERADO E AGLOMERADO DE ELEVADA RESISTÊNCIA

Em AnáliseInvention PatentPCT · EP1989000714

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Application data

Number

PI8907516

Type

Invention Patent

Filing

06/24/1989

Publication

04/02/1991

PCT

EP1989000714

View on INPI

Progress at the INPI

Filing06/24/89
Publication04/02/91
Examination03/10/92
Allowance
Grant
In force

Published on 04/02/1991, the application is awaiting technical examination at the INPI, which decides whether the invention meets the patentability requirements.

Latest action published by the INPI: 11/21/1995. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Northstar Civil Engineering Ltd

Inventors

V. B. (pessoa física)

Technical data

IPC Classification

C04B 26/02 E01C 7/30

Priority claims

88110452.5(EP) · 06/30/1988

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Retificação

#15.3

11/21/1995

RPI 1303

14.1

04/20/1993

RPI 1168

Solicitação de exame técnico

#4.1

03/10/1992

RPI 1110

Notificação de entrada na fase nacional - PCT

#1.3

04/02/1991

RPI 1061

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