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Official data from INPI

SISTEMA DE INTERTRAVAMENTO DE BARRA DE MUDANCA DE TRANSMISSAO

ConcedidaInvention Patent

Application data

Number

PI8403963

Type

Invention Patent

Filing

08/29/1983

Publication

07/09/1985

Progress at the INPI

  1. Filing08/29/83
  2. Publication07/09/85
  3. Examination08/18/87
  4. Allowance05/24/88
  5. Grant12/27/88
  6. Terminated06/20/95

The patent was granted on 12/27/1988 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: 12/27/1988. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

DANA CORP [US]

Inventors

Y. A. (pessoa física)

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Concessão da patente

#16.1

12/27/1988

RPI 949

Notificação para pagamento de retribuição

#13.1

09/20/1988

RPI 935

Deferimento

#9.1

05/24/1988

RPI 918

Solicitação de exame técnico

#4.1

08/18/1987

RPI 878

Publicação do pedido de patente

#3.1

07/09/1985

RPI 768

Pedido de patente depositado

#2.1

10/16/1984

RPI 730

Anuidade - prazo legal encerrado

#18.2

06/20/1995

RPI 1281

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