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Official data from INPI

SEM TITULO

PublicadaInvention Patent

Application data

Number

PI8703287

Type

Invention Patent

Filing

06/29/1987

Publication

03/15/1988

Progress at the INPI

  1. Filing06/29/87
  2. Publication03/15/88
  3. Abandoned10/09/90
  4. Allowance
  5. Grant
  6. In force

The application was abandoned: the INPI technical office action was not answered in time (art. 36 of the Brazilian IP Act). The technology is in the public domain in Brazil.

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Latest action published by the INPI: 03/15/1988. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Institut de Recherches de la Siderurgie Française - IRSID

FR

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Inventors

D. J. (pessoa física)

R. D. (pessoa física)

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Publicação do pedido de patente

#3.1

03/15/1988

RPI 908

Pedido de patente depositado

#2.1

09/01/1987

RPI 880

Arquivamento - Art. 36 §1° da LPI

#11.2

07/19/1994

RPI 1233

Exigência - art. 36 da LPI

#6.1

11/03/1993

RPI 1196

Solicitação de exame técnico

#4.1

10/09/1990

RPI 1036

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