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Official data from INPI

PROCESSO PARA A REDUÇÃO DIRETA DE ÓXIDOS DE METAL CONTENDO FERRO, PARA OBTER UM PRODUTO METALIZADO DE FERRO

ArquivadaInvention Patent

Application data

Number

PI9103058

Type

Invention Patent

Filing

07/17/1991

Publication

06/16/1992

Progress at the INPI

  1. Filing07/17/91
  2. Publication06/16/92
  3. Abandoned09/29/92
  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: 12/24/1996. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

C.V.G. Siderurgica Del Orinoco, C.A.

VE

Inventors

H. C. (pessoa física)

VE

O. G. (pessoa física)

VE

Technical data

IPC Classification

Priority claims

US

07/596,338 · 10/12/1990

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Arquivamento - Art. 36 §1° da LPI

#11.2

12/24/1996

RPI 1360

6.2

03/26/1996

RPI 1321

Solicitação de exame técnico

#4.1

09/29/1992

RPI 1139

Publicação do pedido de patente

#3.1

06/16/1992

RPI 1124

Pedido de patente depositado

#2.1

11/19/1991

RPI 1094

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