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Official data from INPI

CAIXA DE PASSAGEM COM DUPLA FACE E TOMADAS

PublicadaUtility Model

Application data

Number

MU6800692

Type

Utility Model

Filing

03/30/1988

Publication

11/07/1989

Progress at the INPI

  1. Filing03/30/88
  2. Publication11/07/89
  3. Examination08/14/90
  4. Allowance
  5. Grant
  6. In force03/30/03

The patent is in force and subject to a compulsory licence request: third parties have asked for authorisation to exploit the technology.

Protection valid until:03/30/2003

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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

Indústria Elétrica Itaim Comercial Ltda

SP, BR

Shima Engenharia Ltda.

SP, BR

Inventors

J. L. (pessoa física)

BR

S. T. (pessoa física)

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

Pedido de licença compulsória

#20.1

11/08/1994

RPI 1249

Arquivamento - Art. 36 §1° da LPI

#11.2

06/30/1992

RPI 1126

Exigência - art. 36 da LPI

#6.1

10/29/1991

RPI 1091

Solicitação de exame técnico

#4.1

08/14/1990

RPI 1028

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