Official data from INPI

EQUIPAMENTO DE TESTE DE CIRCUITOS DE TELECOMUNICACOES

IndeferidaInvention Patent

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Application data

Number

PI8101338

Type

Invention Patent

Filing

03/09/1981

Publication

05/25/1982

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Progress at the INPI

Under appeal

Filing03/09/81
Publication05/25/82
Examination08/03/82
Refused07/17/84
Grant
In force

The application was refused by the INPI on 07/17/1984. The invention was never patented.

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Latest action published by the INPI: 07/17/1984. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

SAO PAULO TELECOM TELESP SA

Inventors

D. J. (pessoa física)

Technical data

IPC Classification

H04Q 1/20

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Indeferimento

#9.2

07/17/1984

RPI 717

Solicitação de exame técnico

#4.1

08/03/1982

RPI 615

Publicação antecipada

#3.2

05/25/1982

RPI 605

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