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Official data from INPI

APARELHO INDICADOR E COMPARADOR DE IMPULSO TELEFÔNICO PARA ECONOMIA DE IMPULSO TELEFÔNICO

ArquivadaUtility Model

Application data

Number

MU7100175

Type

Utility Model

Filing

01/29/1991

Publication

09/22/1992

Progress at the INPI

  1. Filing01/29/91
  2. Publication09/22/92
  3. Abandoned
  4. Allowance
  5. Grant
  6. In force

The application was abandoned: examination was not requested within the 36 months following the 01/29/1991 filing, the deadline set by art. 33 of the Brazilian IP Act. The technology is in the public domain in Brazil.

Talk to a specialist

Latest action published by the INPI: 11/08/1994. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

M. L. (pessoa física)

MG, BR

Inventors

M. L. (pessoa física)

BR

Technical data

IPC Classification

Abstract

"APARELHO INDICADOR E COMPARADOR DE IMPULSO TELEFÔNICO PARA ECONOMIA DE IMPULSO TELEFÔNICO", constituído por visor de consumo de impulso momentâneo (1) com luz vermelha (3), (4), (5), (6), visor de consumo acumulado de impulso telefônico (2) com luz verde (7), luz amarela (8), luz vermelha (9), escala de demanda (10), chave liga/desliga (11), chave reset (12) e campainha (13). Aplicação em sistema de comunicação por telefone.

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Arquivamento - Art. 33 da LPI

#11.1

11/08/1994

RPI 1249

Publicação do pedido de patente

#3.1

09/22/1992

RPI 1138

Pedido de patente depositado

#2.1

10/15/1991

RPI 1089

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