Official data from INPI

PROCESSO COMBINADO BACTERIANO/QUÍMICO DE LIXIVIAÇÃO ESTÁTICA DE MINÉRIO CONTENDO SULFETOS E VALORES RECUPERÁVEIS DE ELEMENTOS METÁLICOS.

ArquivadaInvention Patent

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Application data

Number

PI8402983

Type

Invention Patent

Filing

06/19/1984

Publication

01/21/1986

View on INPI

Progress at the INPI

Filing06/19/84
Publication01/21/86
Examination06/28/88
Allowance
Grant
In force

Published on 01/21/1986, the application is awaiting technical examination at the INPI, which decides whether the invention meets the patentability requirements.

Latest action published by the INPI: 11/14/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Empresa Nucleares Brasileiras S/A - NUCLEBRAS

MG, BR

Inventors

O. J. (pessoa física)

Technical data

IPC Classification

C22B 3/00

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Arquivamento - Art. 36 §1° da LPI

#11.2

11/14/1989

RPI 995

Exigência - art. 36 da LPI

#6.1

05/02/1989

RPI 967

Solicitação de exame técnico

#4.1

06/28/1988

RPI 923

Publicação do pedido de patente

#3.1

01/21/1986

RPI 796

Pedido de patente depositado

#2.1

08/21/1984

RPI 722

15.7

03/16/1993

RPI 1163

14.5

06/19/1990

RPI 1023

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