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Official data from INPI

CIRCUITO ELETRONICO DE UM EQUIPAMENTO DE TELECOMUNICACOES KEY SYSTEM

Em AnáliseInvention Patent
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Application data

Number

PI8404170

Type

Invention Patent

Filing

08/21/1984

Publication

04/01/1986
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Progress at the INPI

Under appeal
  1. Filing08/21/84
  2. Publication04/01/86
  3. Examination04/26/88
  4. Refused07/24/90
  5. Grant
  6. In force

The application was refused by the INPI on 07/24/1990. The invention was never patented.

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Latest action published by the INPI: 08/29/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

J. S. (pessoa física)

Inventors

S. [. (pessoa física)

Technical data

IPC Classification

H04M 3/00

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Conhecimento de parecer técnico

#7.1

08/29/1989

RPI 984

Solicitação de exame técnico

#4.1

04/26/1988

RPI 914

Retificação

#15.6

12/01/1987

RPI 893

Alteração de numeração

#15.1

09/22/1987

RPI 883

Publicação do pedido de patente

#3.1

04/01/1986

RPI 806

Pedido de patente depositado

#2.1

10/23/1984

RPI 731

Indeferimento

#9.2

07/24/1990

RPI 1025

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