Official data from INPI

CIRCUITO DE LINHA/VIA PRINCIPAL DE ASSINANTE

Em AnáliseInvention Patent

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Application data

Number

PI7801291

Type

Invention Patent

Filing

03/02/1978

Publication

View on INPI

Progress at the INPI

Filing03/02/78
Publication
Examination
Allowance
Grant
In force

The application is awaiting technical examination at the INPI, which decides whether the invention meets the patentability requirements.

Latest action published by the INPI: 12/13/1988. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

I. C. (pessoa física)

Inventors

R. T. (pessoa física)

Technical data

IPC Classification

H04Q 5/02

Priority claims

773.713 · 03/02/1977

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Conhecimento de parecer técnico

#7.1

12/13/1988

RPI 947

14.1

03/10/1992

RPI 1110

Indeferimento

#9.2

12/24/1991

RPI 1099

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