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Official data from INPI

TEMPORIZADOR ELETRÔNICO DIGITAL CRONOMETRADO PARA SEGURANÇA DE TRANSEUNTES NO SISTEMA VIÁRIO EM GERAL

Em AnáliseInvention Patent

Application data

Number

PI8606502

Type

Invention Patent

Filing

12/17/1986

Publication

07/12/1988

Progress at the INPI

  1. Filing12/17/86
  2. Publication07/12/88
  3. Examination10/04/88
  4. Allowance07/24/90
  5. Grant02/26/91
  6. Expired07/22/08

The letters patent expired on 07/22/2008: the term of protection has ended. The technology is in the public domain and may be freely used in Brazil.

Talk to a specialist

Latest action published by the INPI: 10/04/1988. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

O. F. (pessoa física)

SP, BR

Inventors

O. F. (pessoa física)

BR

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Solicitação de exame técnico

#4.1

10/04/1988

RPI 937

Publicação do pedido de patente

#3.1

07/12/1988

RPI 925

Pedido de patente depositado

#2.1

04/28/1987

RPI 862

Carta-patente expirada

#21.1

Patente extinta em 17/12/2001

07/22/2008

RPI 1959

Concessão da patente

#16.1

02/26/1991

RPI 1056

Deferimento (variante)

#9.1.2

10/16/1990

RPI 1037

Deferimento

#9.1

07/24/1990

RPI 1025

Deferimento

#9.1

06/12/1990

RPI 1022

Exigência - art. 36 da LPI

#6.1

02/06/1990

RPI 1005

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