Official data from INPI

BLOQUEADOR DE DDD E DDI COM PROGRAMACAO DE BLOQUEIO SINCRONIZADO SEQUENCIAL NOS TRES PRIMEIROS DIGITOS QUE CARACTERIZAMAS LINHAS TELEFONICAS

ArquivadaInvention Patent

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Application data

Number

PI7904226

Type

Invention Patent

Filing

07/04/1979

Publication

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Progress at the INPI

Filing07/04/79
Publication
Abandoned
Allowance
Grant
In force

The application was abandoned: examination was not requested within the 36 months following the 07/04/1979 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: 08/23/1983. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

IBRANOVI BRASIL TELECOMUNICACO

Inventors

S. G. (pessoa física)

Technical data

IPC Classification

No IPC classification.

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Arquivamento - Art. 33 da LPI

#11.1

08/23/1983

RPI 670

From the same holder

ATENDEDOR E INFORMADOR ELETRONICO

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