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Official data from INPI

FECHADURA SEM CHAVE

Em AnáliseInvention Patent

Application data

Number

PI8300688

Type

Invention Patent

Filing

02/10/1983

Publication

10/18/1983

Progress at the INPI

  1. Filing02/10/83
  2. Publication10/18/83
  3. Examination01/03/84
  4. Allowance06/18/85
  5. Grant10/29/85
  6. Terminated05/24/88

The patent was granted on 10/29/1985 and later terminated for failure to pay the annuities. The technology is in the public domain in Brazil.

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Latest action published by the INPI: 05/24/1988. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

N. P. (pessoa física)

Inventors

P. [. (pessoa física)

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Anuidade - prazo legal encerrado

#18.2

05/24/1988

RPI 918

Concessão da patente

#16.1

10/29/1985

RPI 784

Notificação para pagamento de retribuição

#13.1

10/01/1985

RPI 780

Deferimento

#9.1

06/18/1985

RPI 765

Solicitação de exame técnico

#4.1

01/03/1984

RPI 689

Publicação antecipada

#3.2

10/18/1983

RPI 678

Pedido de patente depositado

#2.1

03/29/1983

RPI 649

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