Official data from INPI

SISTEMA DE RECEBIMENTO AUTOMATICO E TESTE AUTOMATICO DAS RECLAMACOES DE ASSINANTES DE UMA PLANTA TELEFONICA

Em AnáliseInvention Patent

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Application data

Number

PI8303589

Type

Invention Patent

Filing

06/30/1983

Publication

02/26/1985

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Progress at the INPI

Filing06/30/83
Publication02/26/85
Examination08/13/85
Refused08/11/87
Grant
In force

The application was refused on 08/11/1987 and the appeal did not change the decision. The invention was never patented and the technology is in the public domain in Brazil.

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Latest action published by the INPI: 08/11/1987. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

CEARA TELECOM TELECEARA SA [BR]

Inventors

B. M. (pessoa física)

L. F. (pessoa física)

M. B. (pessoa física)

P. G. (pessoa física)

Pessoa física

Technical data

IPC Classification

H04M 3/42

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

111

08/11/1987

RPI 877

Petição de recurso

#12.2

12/16/1986

RPI 843

Indeferimento

#9.2

08/19/1986

RPI 826

Solicitação de exame técnico

#4.1

08/13/1985

RPI 773

Publicação do pedido de patente

#3.1

02/26/1985

RPI 749

Pedido de patente depositado

#2.1

08/16/1983

RPI 669

From the same holder

SISTEMA DE EXTENSAO EXTERNA PARA LINHAS TELEFONICAS SISTEMA DE ALARME ATRAVES DA REDE PUBLICA DE TELEFONIA COMUTADA

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