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Official data from INPI

DISPOSITIVO DE FIXAÇÃO DE TRILHO E DISPOSITIVO PARA FIXAR UM FLANGE DE TRILHO A UMA BASE

ConcedidaInvention Patent

Application data

Number

PI8204944

Type

Invention Patent

Filing

08/24/1982

Publication

08/02/1983

Progress at the INPI

  1. Filing08/24/82
  2. Publication08/02/83
  3. Examination12/06/83
  4. Allowance09/10/85
  5. Grant04/29/86
  6. Terminated02/11/92

The patent was granted on 04/29/1986 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: 04/29/1986. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Tetsudo Kizai Kogyo Company Limited

JP

Inventors

K. M. (pessoa física)

JP

Y. M. (pessoa física)

JP

Technical data

IPC Classification

Priority claims

JP

174642/1981 · 11/26/1981

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Concessão da patente

#16.1

04/29/1986

RPI 810

Notificação para pagamento de retribuição

#13.1

01/14/1986

RPI 795

Deferimento

#9.1

09/10/1985

RPI 777

6.2

02/26/1985

RPI 749

Solicitação de exame técnico

#4.1

12/06/1983

RPI 685

Publicação do pedido de patente

#3.1

08/02/1983

RPI 667

Pedido de patente depositado

#2.1

10/13/1982

RPI 625

Anuidade - prazo legal encerrado

#18.2

02/11/1992

RPI 1106

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