Official data from INPI

MULTIPLEXADOR - MDT 64

Em AnáliseInvention Patent

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Application data

Number

PI8706415

Type

Invention Patent

Filing

11/27/1987

Publication

04/19/1988

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Progress at the INPI

Under appeal

Filing11/27/87
Publication04/19/88
Examination06/07/88
Refused08/18/92
Grant
In force

The application was refused by the INPI on 08/18/1992. The invention was never patented.

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Latest action published by the INPI: 06/07/1988. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

I. A. (pessoa física)

RJ, BR

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Inventors

E. M. (pessoa física)

R. R. (pessoa física)

Technical data

IPC Classification

H04J 3/00

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Solicitação de exame técnico

#4.1

06/07/1988

RPI 920

Publicação antecipada

#3.2

04/19/1988

RPI 913

Pedido de patente depositado

#2.1

03/01/1988

RPI 906

Indeferimento

#9.2

08/18/1992

RPI 1133

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