Official data from INPI

SISTEMA MULTI-AMPLI GLOBAL ESTÉREO EM TRÊS VIAS

Em AnáliseInvention Patent

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Application data

Number

PI8605995

Type

Invention Patent

Filing

11/14/1986

Publication

09/29/1987

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Progress at the INPI

Under appeal

Filing11/14/86
Publication09/29/87
Examination01/19/88
Refused10/15/91
Grant
In force

The application was refused by the INPI on 10/15/1991. The invention was never patented.

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Latest action published by the INPI: 01/19/1988. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Micrologic Eletronica Ltda

SP, BR

Inventors

N. Y. (pessoa física)

Technical data

IPC Classification

H04S 7/00

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Solicitação de exame técnico

#4.1

01/19/1988

RPI 900

Publicação antecipada

#3.2

09/29/1987

RPI 884

Pedido de patente depositado

#2.1

04/22/1987

RPI 861

Republicação - classificação IPC

#15.11

03/17/1992

RPI 1111

Indeferimento

#9.2

10/15/1991

RPI 1089

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