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Official data from INPI

FILTRO DE TRANSMISSAO PARA EQUIPAMENTO FONOTELEGRAFICO

IndeferidaUtility Model

Application data

Number

MU6501409

Type

Utility Model

Filing

09/16/1985

Publication

04/22/1987

Progress at the INPI

Under appeal
  1. Filing09/16/85
  2. Publication04/22/87
  3. Examination08/04/87
  4. Refused04/04/89
  5. Grant
  6. In force

The application was refused by the INPI on 04/04/1989. The invention was never patented.

Talk to a specialist

Latest action published by the INPI: 04/04/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

TOYAMA ELETRONICA LTDA [BR]

Inventors

T. M. (pessoa física)

Technical data

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Indeferimento

#9.2

04/04/1989

RPI 963

Conhecimento de parecer técnico

#7.1

05/17/1988

RPI 917

Solicitação de exame técnico

#4.1

08/04/1987

RPI 876

Publicação do pedido de patente

#3.1

04/22/1987

RPI 861

Pedido de patente depositado

#2.1

12/10/1985

RPI 790

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