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Official data from INPI

PROCESSO PARA A PRODUÇÃO DE AÇO LÍQUIDO A PARTIR DE ÓXIDOS DE METAL CONTENDO FERRO

Em AnáliseInvention Patent

Application data

Number

PI9101501

Type

Invention Patent

Filing

04/12/1991

Publication

12/03/1991

Progress at the INPI

  1. Filing04/12/91
  2. Publication12/03/91
  3. Examination11/07/95
  4. Allowance
  5. Grant
  6. In force

Published on 12/03/1991, the application is awaiting technical examination at the INPI, which decides whether the invention meets the patentability requirements.

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Latest action published by the INPI: 10/08/1996. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

C.V.G. Siderúrgica del Orinoco, C.A.

VE

Inventors

G. L. (pessoa física)

VE

H. C. (pessoa física)

VE

N. R. (pessoa física)

VE

O. G. (pessoa física)

VE

Y. V. (pessoa física)

VE

Technical data

IPC Classification

Priority claims

US

512,216 · 04/20/1990

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Retificação

#15.3

10/08/1996

RPI 1349

Solicitação de exame técnico

#4.1

11/07/1995

RPI 1301

Publicação do pedido de patente

#3.1

12/03/1991

RPI 1096

Pedido de patente depositado

#2.1

11/26/1991

RPI 1095

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