Official data from INPI

SISTEMA DE ENVIO DE MENSAGENS E SORTEIO ATRAVES DE TELEFONES

ArquivadaInvention Patent

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Application data

Number

PI8307553

Type

Invention Patent

Filing

12/30/1983

Publication

08/06/1985

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Progress at the INPI

Filing12/30/83
Publication08/06/85
Abandoned
Allowance
Grant
In force

The application was abandoned: examination was not requested within the 36 months following the 12/30/1983 filing, the deadline set by art. 33 of the Brazilian IP Act. The technology is in the public domain in Brazil.

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Latest action published by the INPI: 12/29/1987. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

MINAS GERAIS TELECOM TELEMIG [BR]

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Inventors

A. D. (pessoa física)

S. D. (pessoa física)

Technical data

IPC Classification

H04M 3/42

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Arquivamento - Art. 33 da LPI

#11.1

12/29/1987

RPI 897

15.19

10/27/1987

RPI 888

Retificação

#15.3

09/08/1987

RPI 881

Publicação do pedido de patente

#3.1

08/06/1985

RPI 772

Pedido de patente depositado

#2.1

07/24/1984

RPI 718

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