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Official data from INPI

DISPOSITIVO AMORTECEDOR DE TORCAO

ConcedidaInvention Patent

Application data

Number

PI8400752

Type

Invention Patent

Filing

02/21/1983

Publication

09/25/1984

Progress at the INPI

  1. Filing02/21/83
  2. Publication09/25/84
  3. Examination08/26/86
  4. Allowance12/29/87
  5. Grant07/26/88
  6. Terminated10/16/90

The patent was granted on 07/26/1988 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: 07/26/1988. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

VALEO [FR]

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Inventors

L. P. (pessoa física)

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Concessão da patente

#16.1

07/26/1988

RPI 927

Notificação para pagamento de retribuição

#13.1

05/10/1988

RPI 916

Deferimento

#9.1

12/29/1987

RPI 897

Exigência - art. 36 da LPI

#6.1

07/28/1987

RPI 875

Solicitação de exame técnico

#4.1

08/26/1986

RPI 827

Publicação do pedido de patente

#3.1

09/25/1984

RPI 727

Pedido de patente depositado

#2.1

05/08/1984

RPI 707

Anuidade - prazo legal encerrado

#18.2

10/16/1990

RPI 1037

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