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Official data from INPI

APARELHO DE COMUNICAÇÃO DE EMERGÊNCIA

Em AnáliseInvention Patent

Application data

Number

PI8403311

Type

Invention Patent

Filing

06/29/1984

Publication

02/12/1986

Progress at the INPI

  1. Filing06/29/84
  2. Publication02/12/86
  3. Examination08/12/86
  4. Allowance08/08/89
  5. Grant04/24/90
  6. Terminated03/03/92

The patent was granted on 04/24/1990 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: 12/05/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

A. G. (pessoa física)

SP, BR

Inventors

A. G. (pessoa física)

BR

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Notificação para pagamento de retribuição

#13.1

12/05/1989

RPI 998

Deferimento

#9.1

08/08/1989

RPI 981

Conhecimento de parecer técnico

#7.1

12/27/1988

RPI 949

Solicitação de exame técnico

#4.1

08/12/1986

RPI 825

Publicação do pedido de patente

#3.1

02/12/1986

RPI 799

Pedido de patente depositado

#2.1

09/11/1984

RPI 725

Anuidade - prazo legal encerrado

#18.2

03/03/1992

RPI 1109

Concessão da patente

#16.1

04/24/1990

RPI 1015

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