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Official data from INPI

METODO PARA IMPEDIR A PROPAGACAO DE INCENDIO

ConcedidaInvention Patent

Application data

Number

PI8304656

Type

Invention Patent

Filing

08/29/1983

Publication

04/02/1985

Progress at the INPI

  1. Filing08/29/83
  2. Publication04/02/85
  3. Examination03/24/87
  4. Allowance12/08/87
  5. Grant08/30/88
  6. Terminated05/02/95

The patent was granted on 08/30/1988 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: 08/30/1988. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

L. S. (pessoa física)

Inventors

S. [. (pessoa física)

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Concessão da patente

#16.1

08/30/1988

RPI 932

Notificação para pagamento de retribuição

#13.1

04/26/1988

RPI 914

Deferimento

#9.1

12/08/1987

RPI 894

Solicitação de exame técnico

#4.1

03/24/1987

RPI 857

Publicação do pedido de patente

#3.1

04/02/1985

RPI 754

Pedido de patente depositado

#2.1

11/01/1983

RPI 680

Republicação - classificação IPC

#15.11

Procedimento automático de reclassificação. As classificações IPC anteriores eram: E04B 1/94; A62C 1/00.

03/27/2018

RPI 2464

Anuidade - prazo legal encerrado

#18.2

05/02/1995

RPI 1274

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