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Official data from INPI

PROCESSO PARA A FUNDICAO DE METAIS A PARTIR DE MINERIOS OU CONCENTRADOS DE METAIS NAO FERROSOS SULFIDICOS,OXIDIOS E/OU FINAMENTE GRANULADOS,BEM COMO CONJUNTO PARA A CONCRETIZACAO DESSE PROCESSO

Em ExigênciaInvention Patent

Application data

Number

PI8503893

Type

Invention Patent

Filing

08/16/1984

Publication

05/27/1986

Progress at the INPI

  1. Filing08/16/84
  2. Publication05/27/86
  3. Abandoned02/09/88
  4. Allowance
  5. Grant
  6. In force

The application was abandoned: the INPI technical office action was not answered in time (art. 36 of the Brazilian IP Act). The technology is in the public domain in Brazil.

Talk to a specialist

Latest action published by the INPI: 05/30/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

VOEST ALPINE AG [AT]

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Inventors

K. W. (pessoa física)

O. E. (pessoa física)

S. H. (pessoa física)

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

6.2

05/30/1989

RPI 971

Solicitação de exame técnico

#4.1

02/09/1988

RPI 903

Publicação do pedido de patente

#3.1

05/27/1986

RPI 814

Pedido de patente depositado

#2.1

10/15/1985

RPI 782

Arquivamento - Art. 36 §1° da LPI

#11.2

01/15/1991

RPI 1050

Exigência - art. 36 da LPI

#6.1

05/29/1990

RPI 1020

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