Official data from INPI

EQUIPAMENTO AUTOMÁTICO DE ALIMENTAÇÃO DE ADITIVOS METALÚRGICOS

Em AnáliseInvention Patent

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Application data

Number

PI8906294

Type

Invention Patent

Filing

12/01/1989

Publication

08/14/1990

View on INPI

Progress at the INPI

Filing12/01/89
Publication08/14/90
Examination01/29/91
Allowance
Grant
In force

Published on 08/14/1990, the application is awaiting technical examination at the INPI, which decides whether the invention meets the patentability requirements.

Latest action published by the INPI: 06/21/1994. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Gaia Indústria e Comércio de Máquinas Ltda

SP, BR

Inventors

J. F. (pessoa física)

M. P. (pessoa física)

Technical data

IPC Classification

C21C 5/00

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Retificação

#15.3

06/21/1994

RPI 1229

Solicitação de exame técnico

#4.1

01/29/1991

RPI 1052

Publicação antecipada

#3.2

08/14/1990

RPI 1028

Pedido de patente depositado

#2.1

04/10/1990

RPI 1013

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