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Official data from INPI

MÉTODO E APARELHO PARA LIGAR UM MATERIAL DE REFORÇO A UMA CADEIA RETENTORA DE FECHO CORREDIÇO

ConcedidaInvention Patent

Application data

Number

PI8203576

Type

Invention Patent

Filing

06/15/1982

Publication

06/14/1983

Progress at the INPI

  1. Filing06/15/82
  2. Publication06/14/83
  3. Examination10/18/83
  4. Allowance12/26/84
  5. Grant07/30/85
  6. Terminated04/02/96

The patent was granted on 07/30/1985 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: 07/30/1985. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Y. K. (pessoa física)

JP

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Inventors

K. T. (pessoa física)

JP

Technical data

IPC Classification

Priority claims

JP

56-924444 · 06/16/1981

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Concessão da patente

#16.1

07/30/1985

RPI 771

Notificação para pagamento de retribuição

#13.1

04/16/1985

RPI 756

Deferimento

#9.1

12/26/1984

RPI 740

Solicitação de exame técnico

#4.1

10/18/1983

RPI 678

Publicação do pedido de patente

#3.1

06/14/1983

RPI 660

Pedido de patente depositado

#2.1

08/03/1982

RPI 615

Anuidade - prazo legal encerrado

#18.2

04/02/1996

RPI 1322

Cessão de direito de exploração

#22.1

11/12/1991

RPI 1093

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