Official data from INPI

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Em AnáliseInvention Patent

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Application data

Number

PI8503849

Type

Invention Patent

Filing

08/09/1985

Publication

10/07/1986

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Progress at the INPI

Under appeal

Filing08/09/85
Publication10/07/86
Examination01/21/87
Refused03/13/90
Grant
In force

The application was refused by the INPI on 03/13/1990. The invention was never patented.

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Latest action published by the INPI: 06/09/1987. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Elebra Telecon S/A

SP, BR

Inventors

J. S. (pessoa física)

Technical data

IPC Classification

H04M 1/21

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Pedido de certificado de adição de invenção

#5.1

06/09/1987

RPI 868

Solicitação de exame técnico

#4.1

01/21/1987

RPI 848

Publicação antecipada

#3.2

10/07/1986

RPI 833

Pedido de patente depositado

#2.1

07/22/1986

RPI 822

Indeferimento

#9.2

03/13/1990

RPI 1009

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