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Official data from INPI

SISTEMA DE FREIO PARA VEICULO FERROVIARIO

ConcedidaInvention Patent

Application data

Number

PI8403063

Type

Invention Patent

Filing

06/22/1983

Publication

05/28/1985

Progress at the INPI

  1. Filing06/22/83
  2. Publication05/28/85
  3. Examination06/02/87
  4. Allowance02/09/88
  5. Grant08/30/88
  6. Terminated03/03/92

The patent was granted on 08/30/1988 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: 08/30/1988. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

SAB NIFE AB [SE]

Inventors

E. S. (pessoa física)

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Concessão da patente

#16.1

08/30/1988

RPI 932

Notificação para pagamento de retribuição

#13.1

06/07/1988

RPI 920

Deferimento

#9.1

02/09/1988

RPI 903

Solicitação de exame técnico

#4.1

06/02/1987

RPI 867

Publicação do pedido de patente

#3.1

05/28/1985

RPI 762

Pedido de patente depositado

#2.1

08/28/1984

RPI 723

Anuidade - prazo legal encerrado

#18.2

03/03/1992

RPI 1109

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