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Utility ModelMU6602339

SEM TITULO

Gallant Industria Eletrônica Ltda

Em AnáliseIPC H04R 11/02

Progress at the INPI

  4. Refused07/02/96

The application was refused on 07/02/1996 and the appeal did not change the decision. The invention was never patented and the technology is in the public domain in Brazil.

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Latest action published by the INPI: 08/30/1988. We update with every new RPI gazette, published weekly.

Technical data

IPC Classification

H04R 11/02

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

08/30/1988

RPI 932

14.1

06/28/1988

RPI 923

Publicação do pedido de patente

3.1

05/05/1987

RPI 863

Pedido de patente depositado

2.1

07/02/1996

RPI 1335

111

10/10/1995

RPI 1297

120

08/06/1991

RPI 1079

Petição de recurso

12.2

04/30/1991

RPI 1065

Indeferimento

9.2

08/07/1990

RPI 1027

Solicitação de exame técnico

4.1

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