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Official data from INPI

CÁPSULA TRANSMISSORA E RECEPTORA PARA APARELHOS TELEFÔNICOS

PublicadaUtility Model

Application data

Number

MU6800676

Type

Utility Model

Filing

04/05/1988

Publication

11/07/1989

Progress at the INPI

  1. Filing04/05/88
  2. Publication11/07/89
  3. Examination03/20/90
  4. Allowance
  5. Grant
  6. In force

Published on 11/07/1989, the application is awaiting technical examination at the INPI, which decides whether the invention meets the patentability requirements.

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Latest action published by the INPI: 11/07/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Leson Laboratório de Engenharia Sônica S/A

SP, BR

Inventors

L. G. (pessoa física)

BR

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Publicação do pedido de patente

#3.1

11/07/1989

RPI 994

Pedido de patente depositado

#2.1

04/18/1989

RPI 965

Retificação

#15.3

03/23/1993

RPI 1164

Solicitação de exame técnico

#4.1

03/20/1990

RPI 1010

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