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Official data from INPI

DISPOSIÇÃO CONSTRUTIVA INTRODUZIDA EM ALTO-FALANTE

Em AnáliseUtility Model
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Application data

Number

MU7101824

Type

Utility Model

Filing

08/19/1991

Publication

11/05/1991
View on INPI

Progress at the INPI

  1. Filing08/19/91
  2. Publication11/05/91
  3. Examination01/21/92
  4. Allowance
  5. Grant
  6. In force

Published on 11/05/1991, 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: 07/25/1995. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Novik S/A Indústria e Comércio

SP, BR

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Inventors

B. F. (pessoa física)

BR

Technical data

IPC Classification

H04R 1/24

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Retificação

#15.3

07/25/1995

RPI 1286

Solicitação de exame técnico

#4.1

01/21/1992

RPI 1103

Pedido de patente depositado

#2.1

11/05/1991

RPI 1092

Publicação antecipada

#3.2

11/05/1991

RPI 1092

Pedido de patente depositado

#2.1

09/24/1991

RPI 1086

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