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Official data from INPI

AMPLIFICADOR DE SINAL PARA TELEFONE

Em AnáliseUtility Model
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Application data

Number

MU7000107

Type

Utility Model

Filing

01/17/1990

Publication

08/13/1991
View on INPI

Progress at the INPI

  1. Filing01/17/90
  2. Publication08/13/91
  3. Examination10/22/91
  4. Allowance
  5. Grant
  6. In force

Published on 08/13/1991, the application is awaiting technical examination at the INPI, which decides whether the invention meets the patentability requirements.

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Latest action published by the INPI: 03/02/1993. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Tecbras Industrial Eletrônica Ltda

RS, BR

Inventors

C. R. (pessoa física)

BR

Technical data

IPC Classification

H04M 1/60

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Retificação

#15.3

03/02/1993

RPI 1161

Solicitação de exame técnico

#4.1

10/22/1991

RPI 1090

Publicação do pedido de patente

#3.1

08/13/1991

RPI 1080

Pedido de patente depositado

#2.1

05/29/1990

RPI 1020

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