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Official data from INPI

SEM TITULO

Em AnáliseInvention Patent

Application data

Number

PI8606837

Type

Invention Patent

Filing

08/19/1986

Publication

10/27/1987

Progress at the INPI

  1. Filing08/19/86
  2. Publication10/27/87
  3. Examination10/03/89
  4. Allowance
  5. Grant
  6. In force

Published on 10/27/1987, 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: 10/03/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

London & Scandinavian Metallurgical Co Limited

GB

Inventors

R. [. (pessoa física)

W. [. (pessoa física)

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Solicitação de exame técnico

#4.1

10/03/1989

RPI 989

Notificação de entrada na fase nacional - PCT

#1.3

10/27/1987

RPI 888

Retificação

#15.3

02/02/1993

RPI 1157

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