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Official data from INPI

SEM TITULO

ConcedidaInvention Patent

Application data

Number

PI8207313

Type

Invention Patent

Filing

12/15/1982

Publication

10/18/1983

Progress at the INPI

  1. Filing12/15/82
  2. Publication10/18/83
  3. Examination05/02/84
  4. Allowance12/04/84
  5. Grant05/28/85
  6. Terminated07/18/95

The patent was granted on 05/28/1985 and later terminated for failure to pay the annuities. The technology is in the public domain in Brazil.

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Latest action published by the INPI: 05/28/1985. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Institut de Recherches De La Siderúrgie Française - IRSID

FR

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Inventors

A. J. (pessoa física)

G. J. (pessoa física)

L. E. (pessoa física)

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Concessão da patente

#16.1

05/28/1985

RPI 762

Notificação para pagamento de retribuição

#13.1

04/09/1985

RPI 755

Deferimento

#9.1

12/04/1984

RPI 737

Solicitação de exame técnico

#4.1

05/02/1984

RPI 706

Publicação do pedido de patente

#3.1

10/18/1983

RPI 678

Pedido de patente depositado

#2.1

02/01/1983

RPI 641

Anuidade - prazo legal encerrado

#18.2

07/18/1995

RPI 1285

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