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Official data from INPI

DISPOSIÇÃO DE REDUTORES NAVAIS.

ConcedidaInvention Patent

Application data

Number

PI8404442

Type

Invention Patent

Filing

09/05/1984

Publication

07/30/1985

Progress at the INPI

  1. Filing09/05/84
  2. Publication07/30/85
  3. Examination12/03/85
  4. Allowance05/24/88
  5. Grant04/25/89
  6. Terminated06/20/95

The patent was granted on 04/25/1989 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: 04/25/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Z. A. (pessoa física)

DE

Inventors

E. J. (pessoa física)

DE

M. H. (pessoa física)

DE

Technical data

IPC Classification

Priority claims

DE

P 33 38 950.0 · 10/27/1983

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Concessão da patente

#16.1

04/25/1989

RPI 966

Notificação para pagamento de retribuição

#13.1

09/20/1988

RPI 935

Deferimento

#9.1

05/24/1988

RPI 918

Exigência - art. 36 da LPI

#6.1

11/17/1987

RPI 891

Solicitação de exame técnico

#4.1

12/03/1985

RPI 789

Publicação do pedido de patente

#3.1

07/30/1985

RPI 771

Pedido de patente depositado

#2.1

11/13/1984

RPI 734

Anuidade - prazo legal encerrado

#18.2

06/20/1995

RPI 1281

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