Official data from INPI

GERADOR DIGITAL DE SINAIS.

IndeferidaInvention Patent

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Application data

Number

PI8001265

Type

Invention Patent

Filing

02/20/1980

Publication

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Progress at the INPI

Under appeal

Filing02/20/80
Publication
Examination12/01/81
Refused03/13/84
Grant
In force

The application was refused by the INPI on 03/13/1984. The invention was never patented.

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Latest action published by the INPI: 03/13/1984. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Telecomunicações Brasileiras S/A-Telebrás

SP, BR

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Inventors

No inventors listed.

Technical data

IPC Classification

No IPC classification.

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Indeferimento

#9.2

03/13/1984

RPI 699

Conhecimento de parecer técnico

#7.1

09/20/1983

RPI 674

Solicitação de exame técnico

#4.1

12/01/1981

RPI 580

Solicitação de exame não realizada

#4.2