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Official data from INPI

APERFEIÇOAMENTO NOS DISPOSITIVOS ELETROQUÍMICOS PARA MEDIDA DO CONTEÚDO DE SILÍCIO EM METAL AQUECIDO

Em AnáliseInvention Patent

Application data

Number

PI8801478

Type

Invention Patent

Filing

03/25/1988

Publication

11/01/1988

Progress at the INPI

  1. Filing03/25/88
  2. Publication11/01/88
  3. Examination04/25/89
  4. Allowance
  5. Grant
  6. In force

Published on 11/01/1988, 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: 04/25/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Centro Sviluppo Materiali S.p.A., empresa italiana

IT

Italsider S.p.A.

IT

Inventors

M. P. (pessoa física)

IT

P. G. (pessoa física)

IT

Technical data

IPC Classification

Priority claims

IT

47734-A/88 · 03/16/1988

IT

47777-A/87 · 03/27/1987

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Solicitação de exame técnico

#4.1

04/25/1989

RPI 966

Publicação do pedido de patente

#3.1

11/01/1988

RPI 941

Pedido de patente depositado

#2.1

07/26/1988

RPI 927

Retificação

#15.3

05/24/1994

RPI 1225

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