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Official data from INPI

MÉTODO E APARELHO PARA A REDUÇÃO DIRETA DE FERRO E PROCESSO PARA A PRODUÇÃO DE GÁS REFORMADO

PublicadaInvention Patent

Application data

Number

PI8804025

Type

Invention Patent

Filing

07/29/1988

Publication

05/23/1989

Progress at the INPI

  1. Filing07/29/88
  2. Publication05/23/89
  3. Examination08/14/90
  4. Allowance
  5. Grant
  6. In force

Published on 05/23/1989, 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: 05/23/1989. 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

115.911 · 11/02/1987

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Publicação do pedido de patente

#3.1

05/23/1989

RPI 970

Pedido de patente depositado

#2.1

01/03/1989

RPI 950

101

Recorrente: Hylsa, S.A. de C.V.@Recurso conhecido e provido. Reformada a decisão recorrida e indeferido o pedido

09/21/1999

RPI 1498

120

12/17/1996

RPI 1359

Recurso

#12.1

06/13/1995

RPI 1280

Republicação - classificação IPC

#15.11

05/02/1995

RPI 1274

Deferimento

#9.1

03/01/1995

RPI 1265

Solicitação de exame técnico

#4.1

08/14/1990

RPI 1028

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