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Official data from INPI

DISPOSITIVO DE TRANCAMENTO

ConcedidaInvention Patent

Application data

Number

PI8403835

Type

Invention Patent

Filing

08/01/1984

Publication

07/09/1985

Progress at the INPI

  1. Filing08/01/84
  2. Publication07/09/85
  3. Examination11/19/85
  4. Allowance12/27/88
  5. Grant09/26/89
  6. Terminated05/14/96

The patent was granted on 09/26/1989 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: 09/26/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Interlock Industries Limited

NZ

Inventors

R. D. (pessoa física)

NZ

Technical data

IPC Classification

Priority claims

NZ

205102 · 08/01/1983

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Concessão da patente

#16.1

09/26/1989

RPI 988

Notificação para pagamento de retribuição

#13.1

05/02/1989

RPI 967

Deferimento

#9.1

12/27/1988

RPI 949

Exigência - art. 36 da LPI

#6.1

07/19/1988

RPI 926

6.2

09/22/1987

RPI 883

Solicitação de exame técnico

#4.1

11/19/1985

RPI 787

Publicação do pedido de patente

#3.1

07/09/1985

RPI 768

Pedido de patente depositado

#2.1

10/09/1984

RPI 729

Anuidade - prazo legal encerrado

#18.2

05/14/1996

RPI 1328

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