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Official data from INPI

DISPOSITIVO DE JUNTA ESTÁTICA PARA PASSAGENS MÚLTIPLAS, BEM COMO APLICAÇÃO DO DISPOSITIVO A UM CONVERSOR DE ACIARIA

ConcedidaInvention Patent

Application data

Number

PI8204534

Type

Invention Patent

Filing

08/02/1982

Publication

07/26/1983

Progress at the INPI

  1. Filing08/02/82
  2. Publication07/26/83
  3. Examination08/27/85
  4. Allowance04/25/89
  5. Grant10/24/89
  6. Terminated12/20/94

The patent was granted on 10/24/1989 and later terminated for failure to pay the annuities. The technology is in the public domain in Brazil.

Talk to a specialist

Latest action published by the INPI: 10/24/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Institut de Recherches de La Sidérurgie Française - IRSID

FR

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Inventors

H. Z. (pessoa física)

FR

Technical data

IPC Classification

Priority claims

FR

81.15 145 · 08/03/1981

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Concessão da patente

#16.1

10/24/1989

RPI 992

Notificação para pagamento de retribuição

#13.1

08/22/1989

RPI 983

Deferimento

#9.1

04/25/1989

RPI 966

Exigência - art. 36 da LPI

#6.1

10/11/1988

RPI 938

6.2

08/19/1986

RPI 826

Solicitação de exame técnico

#4.1

08/27/1985

RPI 775

Publicação do pedido de patente

#3.1

07/26/1983

RPI 666

Pedido de patente depositado

#2.1

09/14/1982

RPI 621

Anuidade - prazo legal encerrado

#18.2

12/20/1994

RPI 1255

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