Official data from INPI

PROCESSO PARA ELEVAÇÃO DO RENDIMENTO NO CONTEXTO DE PROCESSOS METALOTÉRMICOS.

Em AnáliseInvention Patent

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Application data

Number

PI8202787

Type

Invention Patent

Filing

05/13/1982

Publication

04/26/1983

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Progress at the INPI

Filing05/13/82
Publication04/26/83
Examination06/25/85
Refused09/04/90
Grant
In force

The application was refused on 09/04/1990 and the appeal did not change the decision. The invention was never patented and the technology is in the public domain in Brazil.

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Latest action published by the INPI: 04/11/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Continental Alloys S.A

Inventors

A. T. (pessoa física)

Technical data

IPC Classification

C22B 4/06

Priority claims

83.361 · 05/13/1981

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Petição de recurso

#12.2

04/11/1989

RPI 964

Republicação - classificação IPC

#15.11

01/10/1989

RPI 951

Indeferimento

#9.2

12/27/1988

RPI 949

Conhecimento de parecer técnico

#7.1

01/21/1987

RPI 848

Solicitação de exame técnico

#4.1

06/25/1985

RPI 766

Publicação do pedido de patente

#3.1

04/26/1983

RPI 653

Pedido de patente depositado

#2.1

06/29/1982

RPI 610

111

09/04/1990

RPI 1031

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