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Official data from INPI

PROCESSO DE REPARO POR PROJEÇÃO EM CONVERTEDORES

Em AnáliseInvention Patent

Application data

Number

PI8601110

Type

Invention Patent

Filing

02/28/1986

Publication

09/08/1987

Progress at the INPI

  1. Filing02/28/86
  2. Publication09/08/87
  3. Examination11/03/87
  4. Allowance
  5. Grant
  6. In force

Published on 09/08/1987, 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: 11/03/1987. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Companhia Siderúrgica de Tubarão - Grupo Siderbrás

ES, BR

See this company's full portfolio

Inventors

L. S. (pessoa física)

BR

L. V. (pessoa física)

BR

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Solicitação de exame técnico

#4.1

11/03/1987

RPI 889

Publicação do pedido de patente

#3.1

09/08/1987

RPI 881

Pedido de patente depositado

#2.1

08/26/1986

RPI 827

Alteração de numeração

#15.1

09/17/1991

RPI 1085

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