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Official data from INPI

TRUQUE ARTICULADO PARA VEICULO FERROVIARIO

ConcedidaInvention Patent

Application data

Number

PI8102756

Type

Invention Patent

Filing

05/23/1980

Publication

01/26/1982

Progress at the INPI

  1. Filing05/23/80
  2. Publication01/26/82
  3. Examination02/21/84
  4. Allowance01/02/85
  5. Grant06/25/85
  6. Terminated02/04/92

The patent was granted on 06/25/1985 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: 06/25/1985. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

M. S. (pessoa física)

Inventors

G. L. (pessoa física)

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Concessão da patente

#16.1

06/25/1985

RPI 766

Notificação para pagamento de retribuição

#13.1

04/23/1985

RPI 757

Deferimento

#9.1

01/02/1985

RPI 741

Solicitação de exame técnico

#4.1

02/21/1984

RPI 696

Publicação do pedido de patente

#3.1

01/26/1982

RPI 588

Anuidade - prazo legal encerrado

#18.2

02/04/1992

RPI 1105

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