Official data from INPI

PROCESSO PARA A PRODUCAO DE FERRO BRUTO

Em AnáliseInvention Patent

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Application data

Number

PI8600341

Type

Invention Patent

Filing

01/31/1985

Publication

10/14/1986

View on INPI

Progress at the INPI

Filing01/31/85
Publication10/14/86
Examination02/24/87
Allowance
Grant
In force

Published on 10/14/1986, the application is awaiting technical examination at the INPI, which decides whether the invention meets the patentability requirements.

Latest action published by the INPI: 02/24/1987. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

KORF ENGINEERING GMBH [DE]

VOEST ALPINE AG [DE]

Inventors

H. D. (pessoa física)

Technical data

IPC Classification

C21B 13/02 F27D 7/06

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Solicitação de exame técnico

#4.1

02/24/1987

RPI 853

Publicação do pedido de patente

#3.1

10/14/1986

RPI 834

Pedido de patente depositado

#2.1

07/22/1986

RPI 822

Retificação

#15.3

04/21/1992

RPI 1116

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