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Official data from INPI

SEM TITULO

ConcedidaInvention Patent

Application data

Number

PI8307623

Type

Invention Patent

Filing

11/25/1983

Publication

11/27/1984

Progress at the INPI

  1. Filing11/25/83
  2. Publication11/27/84
  3. Examination09/17/85
  4. Allowance08/11/87
  5. Grant03/29/88
  6. Terminated04/30/96

The patent was granted on 03/29/1988 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: 03/29/1988. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Perkins Engines Group Limited.

GB

Inventors

K. [. (pessoa física)

M. [. (pessoa física)

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Concessão da patente

#16.1

03/29/1988

RPI 910

Notificação para pagamento de retribuição

#13.1

12/01/1987

RPI 893

Deferimento

#9.1

08/11/1987

RPI 877

Exigência - art. 36 da LPI

#6.1

10/29/1986

RPI 836

Solicitação de exame técnico

#4.1

09/17/1985

RPI 778

Notificação de entrada na fase nacional - PCT

#1.3

11/27/1984

RPI 736

Anuidade - prazo legal encerrado

#18.2

04/30/1996

RPI 1326

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