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Official data from INPI

MINERIO DE FERRO GRANULADO PARA ALIMENTACAO DE MAQUINA DE SINTERIZACAO E PROCESSO PARA A SUA PRODUCAO

IndeferidaInvention Patent

Application data

Number

PI8403942

Type

Invention Patent

Filing

08/07/1984

Publication

01/29/1985

Progress at the INPI

Under appeal
  1. Filing08/07/84
  2. Publication01/29/85
  3. Examination06/11/85
  4. Refused08/01/89
  5. Grant
  6. In force

The application was refused by the INPI on 08/01/1989. The invention was never patented.

Talk to a specialist

Latest action published by the INPI: 08/01/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

SAMARCO MINERACAO S A [BR]

Inventors

B. B. (pessoa física)

C. M. (pessoa física)

T. B. (pessoa física)

W. F. (pessoa física)

Pessoa física

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Indeferimento

#9.2

08/01/1989

RPI 980

Conhecimento de parecer técnico

#7.1

01/31/1989

RPI 954

Solicitação de exame técnico

#4.1

06/11/1985

RPI 764

Publicação antecipada

#3.2

01/29/1985

RPI 745

Pedido de patente depositado

#2.1

10/16/1984

RPI 730

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