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Official data from INPI

DISPOSITIVO DE DESCIDA DE EMERGÊNCIA

DeferidaInvention Patent

Application data

Number

PI8504613

Type

Invention Patent

Filing

09/20/1985

Publication

04/28/1987

Progress at the INPI

  1. Filing09/20/85
  2. Publication04/28/87
  3. Examination01/03/89
  4. Allowance11/21/89
  5. Grant05/29/90
  6. Terminated08/08/95

The patent was granted on 05/29/1990 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: 11/21/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

P. S. (pessoa física)

CN

Inventors

P. S. (pessoa física)

CN

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Deferimento

#9.1

11/21/1989

RPI 996

Solicitação de exame técnico

#4.1

01/03/1989

RPI 950

Publicação do pedido de patente

#3.1

04/28/1987

RPI 862

Pedido de patente depositado

#2.1

12/03/1985

RPI 789

Anuidade - prazo legal encerrado

#18.2

08/08/1995

RPI 1288

Concessão da patente

#16.1

05/29/1990

RPI 1020

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