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Official data from INPI

SISTEMA DE CONTROLE Ã DISTÂNCIA DE CIRCUITOS ELETRICOS DE BAIXA TENSÃO EM CORRENTE ALTERNADA

Prazo de SigiloInvention Patent
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Application data

Number

PI8804943

Type

Invention Patent

Filing

09/21/1988

Publication

04/17/1990
View on INPI

Progress at the INPI

  1. Filing09/21/88
  2. Publication
  3. Examination
  4. Allowance
  5. Grant
  6. In force

The application was filed at the INPI on 09/21/1988. It awaits formal examination and publication in the RPI gazette.

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Latest action published by the INPI: 02/14/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Engenharia Projetar S/C Ltda

SP, BR

Inventors

F. P. (pessoa física)

BR

Technical data

IPC Classification

H02J 13/182

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Pedido de patente depositado

#2.1

02/14/1989

RPI 956

Republicação - classificação IPC

#15.11

A Classificação Anterior era: H02J 13/00

09/08/2026

RPI 2905

Retificação

#15.3

06/16/1992

RPI 1124

Pedido de certificado de adição de invenção

#5.1

01/29/1991

RPI 1052

Solicitação de exame técnico

#4.1

11/06/1990

RPI 1040

Publicação antecipada

#3.2

04/17/1990

RPI 1014

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