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Official data from INPI

PROCESSO E APARELHO PARA REDUZIR OXIDO DE FERRO EM PARTICULAS E PRODUZIR FERRO EM FUSAO

Em AnáliseInvention Patent

Application data

Number

PI8004347

Type

Invention Patent

Filing

07/16/1979

Publication

-

Progress at the INPI

  1. Filing07/16/79
  2. Publication
  3. Examination12/07/82
  4. Allowance01/24/84
  5. Abandoned
  6. In force

The application was allowed on 01/24/1984 but abandoned for failure to pay the grant fee (art. 38 of the Brazilian IP Act). The letters patent were never issued.

Talk to a specialist

Latest action published by the INPI: 10/17/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

MIDREX CORP

See this company's full portfolio

Inventors

S. J. (pessoa física)

Technical data

IPC Classification

No IPC classification.

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

110

10/17/1989

RPI 991

14.1

07/29/1986

RPI 823

Recurso

#12.1

05/02/1984

RPI 706

Deferimento

#9.1

01/24/1984

RPI 692

Solicitação de exame técnico

#4.1

12/07/1982

RPI 633

Arquivamento - Art. 38 §2° da LPI

#11.4

10/23/1990

RPI 1038

Notificação para pagamento de retribuição

#13.1

01/23/1990

RPI 1003

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