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Official data from INPI

DISPOSITIVO SEMI-CONDUTOR DE BAIXA IMPEDÂNCIA TÉRMICA E BAIXA RESISTÊNCIA ELÉTRICA, DE LONGA VIDA ÚTIL

Em AnáliseInvention Patent

Application data

Number

PI8001625

Type

Invention Patent

Filing

03/19/1980

Publication

-

Progress at the INPI

  1. Filing03/19/80
  2. Publication
  3. Examination01/04/83
  4. Allowance12/20/83
  5. Grant05/29/84
  6. Terminated09/26/89

The patent was granted on 05/29/1984 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: 09/26/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

General Electric Company

US

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Inventors

F. J. (pessoa física)

Technical data

IPC Classification

Priority claims

US

21.488 · 03/19/1979

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Anuidade - prazo legal encerrado

#18.2

09/26/1989

RPI 988

Concessão da patente

#16.1

05/29/1984

RPI 710

Deferimento

#9.1

12/20/1983

RPI 687

Exigência - art. 36 da LPI

#6.1

07/12/1983

RPI 664

Solicitação de exame técnico

#4.1

01/04/1983

RPI 637

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