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Official data from INPI

FECHADURA PARA PORTA CORTA-FOGO

Em AnáliseInvention Patent

Application data

Number

PI8108126

Type

Invention Patent

Filing

12/15/1981

Publication

09/20/1983

Progress at the INPI

  1. Filing12/15/81
  2. Publication09/20/83
  3. Examination10/15/85
  4. Allowance09/08/87
  5. Grant05/31/88
  6. Terminated11/08/94

The patent was granted on 05/31/1988 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: 08/23/1988. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

METALURGICA SAO NICOLAU S A [BR]

Inventors

S. D. (pessoa física)

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

20.7

08/23/1988

RPI 931

Concessão da patente

#16.1

05/31/1988

RPI 919

Notificação para pagamento de retribuição

#13.1

01/26/1988

RPI 901

Deferimento

#9.1

09/08/1987

RPI 881

Exigência - art. 36 da LPI

#6.1

03/17/1987

RPI 856

14.1

11/04/1986

RPI 837

Solicitação de exame técnico

#4.1

10/15/1985

RPI 782

Publicação do pedido de patente

#3.1

09/20/1983

RPI 674

Pedido de patente depositado

#2.1

02/09/1982

RPI 590

Anuidade - prazo legal encerrado

#18.2

11/08/1994

RPI 1249

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