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Official data from INPI

TRANSFORMADOR DE CORRENTE DE NUCLEO DIVIDIDO PARA MEDICAO DE CORRENTE EM LINHAS DE BAIXA E MEDIA TENSAO,UTILIZANDO NUCLEO ENVOLVIDO,ACOPLADO OU NAO A MEDIDOR DE CORRENTE

Em AnáliseInvention Patent

Application data

Number

PI8605901

Type

Invention Patent

Filing

10/23/1986

Publication

05/31/1988

Progress at the INPI

  1. Filing10/23/86
  2. Publication05/31/88
  3. Examination08/08/89
  4. Allowance
  5. Grant
  6. In force

Published on 05/31/1988, the application is awaiting technical examination at the INPI, which decides whether the invention meets the patentability requirements.

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Latest action published by the INPI: 08/08/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

INSTR ELETRICOS ENGRO S A [BR]

Inventors

G. P. (pessoa física)

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Solicitação de exame técnico

#4.1

08/08/1989

RPI 981

Publicação do pedido de patente

#3.1

05/31/1988

RPI 919

Pedido de patente depositado

#2.1

04/22/1987

RPI 861

Republicação - classificação IPC

#15.11

12/29/2009

RPI 2034

Retificação

#15.3

02/11/1992

RPI 1106

14.4

06/11/1991

RPI 1071

Pedido de certificado de adição de invenção

#5.1

01/16/1990

RPI 1002

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