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Official data from INPI

CIRCUITO PARA PROTEÇÃO DE MOTORES DE INDUÇÃO

Em AnáliseInvention Patent

Application data

Number

PI7904416

Type

Invention Patent

Filing

07/09/1979

Publication

-

Progress at the INPI

  1. Filing07/09/79
  2. Publication
  3. Examination06/08/82
  4. Allowance07/05/83
  5. Grant12/27/83
  6. Terminated07/12/88

The patent was granted on 12/27/1983 and later terminated for failure to pay the annuities. The technology is in the public domain in Brazil.

Talk to a specialist

Latest action published by the INPI: 07/12/1988. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

General Electric Company

US

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Inventors

P. W. (pessoa física)

Technical data

IPC Classification

Priority claims

US

924104 · 07/12/1978

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Anuidade - prazo legal encerrado

#18.2

07/12/1988

RPI 925

16.3

03/20/1984

RPI 700

Concessão da patente

#16.1

12/27/1983

RPI 688

Deferimento

#9.1

07/05/1983

RPI 663

Solicitação de exame técnico

#4.1

06/08/1982

RPI 607

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