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Official data from INPI

SISTEMA DE COMUNICAÇÃO DE DADOS VIA EMISSORAS DE FREQUÊNCIA MODULADA.

Em AnáliseInvention Patent

Application data

Number

PI8702708

Type

Invention Patent

Filing

05/18/1987

Publication

12/08/1987

Progress at the INPI

Under appeal
  1. Filing05/18/87
  2. Publication12/08/87
  3. Examination04/12/88
  4. Refused01/19/93
  5. Grant
  6. In force

The application was refused by the INPI on 01/19/1993. The invention was never patented.

Talk to a specialist

Latest action published by the INPI: 04/12/1988. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

CMA-Industria e Comércio de Equipamentos Eletrônicos Ltda.

SP, BR

Inventors

J. S. (pessoa física)

BR

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Solicitação de exame técnico

#4.1

04/12/1988

RPI 912

Publicação antecipada

#3.2

12/08/1987

RPI 894

Pedido de patente depositado

#2.1

08/18/1987

RPI 878

Indeferimento

#9.2

01/19/1993

RPI 1155

Conhecimento de parecer técnico

#7.1

04/21/1992

RPI 1116

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