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Official data from INPI

DISPOSITIVO DO HOMEM ALERTA

Em AnáliseInvention Patent

Application data

Number

PI8704341

Type

Invention Patent

Filing

08/24/1987

Publication

03/07/1989

Progress at the INPI

  1. Filing08/24/87
  2. Publication03/07/89
  3. Abandoned10/24/89
  4. Allowance
  5. Grant
  6. In force

The application was abandoned: the INPI technical office action was not answered in time (art. 36 of the Brazilian IP Act). The technology is in the public domain in Brazil.

Talk to a specialist

Latest action published by the INPI: 10/24/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Rede Ferroviária Federal S.A.

RJ, BR

Inventors

R. K. (pessoa física)

BR

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Solicitação de exame técnico

#4.1

10/24/1989

RPI 992

Publicação do pedido de patente

#3.1

03/07/1989

RPI 959

Pedido de patente depositado

#2.1

12/01/1987

RPI 893

Arquivamento - Art. 36 §1° da LPI

#11.2

10/04/1994

RPI 1244

Exigência - art. 36 da LPI

#6.1

02/22/1994

RPI 1212

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