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Official data from INPI

Supervisor de chamadas telefônicas.

IndeferidaUtility Model

Application data

Number

MU6201124

Type

Utility Model

Filing

08/20/1982

Publication

01/04/1983

Progress at the INPI

Under appeal
  1. Filing08/20/82
  2. Publication01/04/83
  3. Examination07/19/83
  4. Refused02/04/86
  5. Grant
  6. In force

The application was refused by the INPI on 02/04/1986. The invention was never patented.

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Latest action published by the INPI: 02/04/1986. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Empresa Brasileira de Telecomunicações S/A - EMBRATEL

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Inventors

F. M. (pessoa física)

R. G. (pessoa física)

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Indeferimento

#9.2

02/04/1986

RPI 798

Conhecimento de parecer técnico

#7.1

03/05/1985

RPI 750

Solicitação de exame técnico

#4.1

07/19/1983

RPI 665

Publicação antecipada

#3.2

01/04/1983

RPI 637

Pedido de patente depositado

#2.1

10/13/1982

RPI 625

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