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Official data from INPI

CIRCUITO CONTROLADOR CENTRALIZADO DE SEMÁFOROS VIA MULTIFREQUÊNCIAS

Prazo de SigiloInvention Patent

Application data

Number

PI8806709

Type

Invention Patent

Filing

12/15/1988

Publication

01/02/1990

Progress at the INPI

Under appeal
  1. Filing12/15/88
  2. Publication01/02/90
  3. Examination01/29/91
  4. Refused12/28/99
  5. Grant
  6. In force

The application was refused by the INPI on 12/28/1999. The invention was never patented.

Talk to a specialist

Latest action published by the INPI: 05/02/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

J. N. (pessoa física)

MS, BR

Inventors

J. N. (pessoa física)

BR

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Pedido de patente depositado

#2.1

05/02/1989

RPI 967

Indeferimento

#9.2

Indeferido com base no Artigo 8° combinado com o Artigo 13.

12/28/1999

RPI 1512

Republicação - classificação IPC

#15.11

Alterada a classificação de: G05B 15/02 para G08G 1/095

08/18/1998

RPI 1443

Conhecimento de parecer técnico

#7.1

08/04/1998

RPI 1441

Solicitação de exame técnico

#4.1

01/29/1991

RPI 1052

Publicação antecipada

#3.2

01/02/1990

RPI 1000

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