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Official data from INPI

SISTEMA PARA MEDIR A ENERGIA ELETRICA CONSUMIDA POR UMA CARGA

Em AnáliseInvention Patent

Application data

Number

PI8502393

Type

Invention Patent

Filing

05/18/1984

Publication

01/21/1986

Progress at the INPI

  1. Filing05/18/84
  2. Publication01/21/86
  3. Examination12/22/87
  4. Allowance
  5. Grant
  6. In force

Published on 01/21/1986, 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: 12/05/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

PILKINGTON BROTHERS PLC [GB]

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Inventors

B. J. (pessoa física)

C. G. (pessoa física)

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Retificação

#15.3

12/05/1989

RPI 998

Solicitação de exame técnico

#4.1

12/22/1987

RPI 896

Publicação do pedido de patente

#3.1

01/21/1986

RPI 796

Pedido de patente depositado

#2.1

07/16/1985

RPI 769

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